diff --git a/application/atomic-appcontracts/erc20/build.gradle b/application/atomic-appcontracts/erc20/build.gradle
index 21d4d99f..53d08da6 100644
--- a/application/atomic-appcontracts/erc20/build.gradle
+++ b/application/atomic-appcontracts/erc20/build.gradle
@@ -1,11 +1,5 @@
 
 dependencies {
-    implementation files('../../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/tuples/build/libs/tuples-4.8.7-SNAPSHOT.jar')
     implementation "io.reactivex.rxjava2:rxjava:${rxJavaVersion}"
 
     testImplementation project (path: ':common')
diff --git a/application/atomic-appcontracts/lockablestorage/build.gradle b/application/atomic-appcontracts/lockablestorage/build.gradle
index e171be54..dc651361 100644
--- a/application/atomic-appcontracts/lockablestorage/build.gradle
+++ b/application/atomic-appcontracts/lockablestorage/build.gradle
@@ -3,14 +3,7 @@ dependencies {
     implementation project(':mes-txroot-transfer')
     implementation project(':mes-attestor-sign')
 
-    implementation files('../../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/tuples/build/libs/tuples-4.8.7-SNAPSHOT.jar')
     implementation "io.reactivex.rxjava2:rxjava:${rxJavaVersion}"
-    //    compile ('org.web3j:core:4.6.3')
 
     // https://mvnrepository.com/artifact/org.apache.tuweni/tuweni-bytes
     implementation group: 'org.apache.tuweni', name: 'tuweni-bytes', version: '1.0.0'
diff --git a/application/gpact-examples/conditional/build.gradle b/application/gpact-examples/conditional/build.gradle
index 16b2d1de..d03d70b9 100644
--- a/application/gpact-examples/conditional/build.gradle
+++ b/application/gpact-examples/conditional/build.gradle
@@ -6,11 +6,6 @@ dependencies {
 
     implementation group: 'com.google.guava', name: 'guava', version: guavaVersion
 
-    implementation files('../../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
 
     // https://mvnrepository.com/artifact/io.reactivex.rxjava2/rxjava
     implementation group: 'io.reactivex.rxjava2', name: 'rxjava', version: rxJavaVersion
diff --git a/application/gpact-examples/erc20tokenbridge/build.gradle b/application/gpact-examples/erc20tokenbridge/build.gradle
index 9aa145ec..64f46b33 100644
--- a/application/gpact-examples/erc20tokenbridge/build.gradle
+++ b/application/gpact-examples/erc20tokenbridge/build.gradle
@@ -7,11 +7,6 @@ dependencies {
 
     implementation group: 'com.google.guava', name: 'guava', version: guavaVersion
 
-    implementation files('../../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
 
     // https://mvnrepository.com/artifact/io.reactivex.rxjava2/rxjava
     implementation group: 'io.reactivex.rxjava2', name: 'rxjava', version: rxJavaVersion
diff --git a/application/gpact-examples/hotel-train/build.gradle b/application/gpact-examples/hotel-train/build.gradle
index 16b095e7..9e0ce1d4 100644
--- a/application/gpact-examples/hotel-train/build.gradle
+++ b/application/gpact-examples/hotel-train/build.gradle
@@ -7,13 +7,6 @@ dependencies {
 
     implementation group: 'com.google.guava', name: 'guava', version: guavaVersion
 
-    implementation files('../../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/tuples/build/libs/tuples-4.8.7-SNAPSHOT.jar')
-
     // https://mvnrepository.com/artifact/io.reactivex.rxjava2/rxjava
     implementation group: 'io.reactivex.rxjava2', name: 'rxjava', version: rxJavaVersion
 
diff --git a/application/gpact-examples/read/build.gradle b/application/gpact-examples/read/build.gradle
index 9b056761..4107fcd4 100644
--- a/application/gpact-examples/read/build.gradle
+++ b/application/gpact-examples/read/build.gradle
@@ -5,11 +5,6 @@ dependencies {
 
     implementation group: 'com.google.guava', name: 'guava', version: guavaVersion
 
-    implementation files('../../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
 
     // https://mvnrepository.com/artifact/io.reactivex.rxjava2/rxjava
     implementation group: 'io.reactivex.rxjava2', name: 'rxjava', version: rxJavaVersion
diff --git a/application/gpact-examples/trade/build.gradle b/application/gpact-examples/trade/build.gradle
index 7216ae8b..b04bccbd 100644
--- a/application/gpact-examples/trade/build.gradle
+++ b/application/gpact-examples/trade/build.gradle
@@ -6,11 +6,6 @@ dependencies {
 
     implementation group: 'com.google.guava', name: 'guava', version: guavaVersion
 
-    implementation files('../../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
 
     // https://mvnrepository.com/artifact/io.reactivex.rxjava2/rxjava
     implementation group: 'io.reactivex.rxjava2', name: 'rxjava', version: rxJavaVersion
diff --git a/application/gpact-examples/utilpkey/build.gradle b/application/gpact-examples/utilpkey/build.gradle
index dd3ee04a..51df720f 100644
--- a/application/gpact-examples/utilpkey/build.gradle
+++ b/application/gpact-examples/utilpkey/build.gradle
@@ -2,11 +2,5 @@ dependencies {
     implementation project (':common')
 
     implementation group: 'com.google.guava', name: 'guava', version: guavaVersion
-
-    implementation files('../../../../web3j-abi/abi/build/libs/abi.jar')
-    implementation files('../../../../web3j-abi/core/build/libs/core.jar')
-    implementation files('../../../../web3j-abi/crypto/build/libs/crypto.jar')
-    implementation files('../../../../web3j-abi/rlp/build/libs/rlp.jar')
-    implementation files('../../../../web3j-abi/utils/build/libs/utils.jar')
 }
 
diff --git a/application/gpact-examples/write/build.gradle b/application/gpact-examples/write/build.gradle
index 105d278b..e79fd53b 100644
--- a/application/gpact-examples/write/build.gradle
+++ b/application/gpact-examples/write/build.gradle
@@ -5,11 +5,6 @@ dependencies {
 
     implementation group: 'com.google.guava', name: 'guava', version: guavaVersion
 
-    implementation files('../../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
 
     // https://mvnrepository.com/artifact/io.reactivex.rxjava2/rxjava
     implementation group: 'io.reactivex.rxjava2', name: 'rxjava', version: rxJavaVersion
diff --git a/application/nonatomic-appcontracts/erc20bridge/build.gradle b/application/nonatomic-appcontracts/erc20bridge/build.gradle
index 2b872fdd..13daffa9 100644
--- a/application/nonatomic-appcontracts/erc20bridge/build.gradle
+++ b/application/nonatomic-appcontracts/erc20bridge/build.gradle
@@ -1,11 +1,6 @@
 dependencies {
     implementation group: 'com.google.guava', name: 'guava', version: guavaVersion
 
-    implementation files('../../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
 
     // https://mvnrepository.com/artifact/io.reactivex.rxjava2/rxjava
     implementation group: 'io.reactivex.rxjava2', name: 'rxjava', version: rxJavaVersion
diff --git a/application/nonatomic-appcontracts/erc721bridge/build.gradle b/application/nonatomic-appcontracts/erc721bridge/build.gradle
index d6bdc5c4..b0351e3a 100644
--- a/application/nonatomic-appcontracts/erc721bridge/build.gradle
+++ b/application/nonatomic-appcontracts/erc721bridge/build.gradle
@@ -4,11 +4,6 @@ dependencies {
 
     implementation group: 'com.google.guava', name: 'guava', version: guavaVersion
 
-    implementation files('../../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
 
     // https://mvnrepository.com/artifact/io.reactivex.rxjava2/rxjava
     implementation group: 'io.reactivex.rxjava2', name: 'rxjava', version: rxJavaVersion
diff --git a/application/sfc-examples/erc20tokenbridge/build.gradle b/application/sfc-examples/erc20tokenbridge/build.gradle
index a8d06c85..3456c421 100644
--- a/application/sfc-examples/erc20tokenbridge/build.gradle
+++ b/application/sfc-examples/erc20tokenbridge/build.gradle
@@ -8,11 +8,6 @@ dependencies {
 
     implementation group: 'com.google.guava', name: 'guava', version: guavaVersion
 
-    implementation files('../../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
 
     // https://mvnrepository.com/artifact/io.reactivex.rxjava2/rxjava
     implementation group: 'io.reactivex.rxjava2', name: 'rxjava', version: rxJavaVersion
diff --git a/application/sfc-examples/erc721tokenbridge/build.gradle b/application/sfc-examples/erc721tokenbridge/build.gradle
index fbd57b29..a5733483 100644
--- a/application/sfc-examples/erc721tokenbridge/build.gradle
+++ b/application/sfc-examples/erc721tokenbridge/build.gradle
@@ -8,11 +8,6 @@ dependencies {
 
     implementation group: 'com.google.guava', name: 'guava', version: guavaVersion
 
-    implementation files('../../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
 
     // https://mvnrepository.com/artifact/io.reactivex.rxjava2/rxjava
     implementation group: 'io.reactivex.rxjava2', name: 'rxjava', version: rxJavaVersion
diff --git a/application/sfc-examples/write/build.gradle b/application/sfc-examples/write/build.gradle
index 4433c325..7ba7b9db 100644
--- a/application/sfc-examples/write/build.gradle
+++ b/application/sfc-examples/write/build.gradle
@@ -5,11 +5,6 @@ dependencies {
 
     implementation group: 'com.google.guava', name: 'guava', version: guavaVersion
 
-    implementation files('../../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
 
     // https://mvnrepository.com/artifact/io.reactivex.rxjava2/rxjava
     implementation group: 'io.reactivex.rxjava2', name: 'rxjava', version: rxJavaVersion
diff --git a/build.gradle b/build.gradle
index 5d653ba5..85f4846e 100644
--- a/build.gradle
+++ b/build.gradle
@@ -42,6 +42,7 @@ ext {
     rxJavaVersion = '2.2.21'
     guavaVersion = '31.0.1-jre'
     junitVersion = '5.7.1'
+    web3jVersion = '4.8.9'
 }
 
 subprojects {
@@ -55,6 +56,13 @@ subprojects {
         implementation group: 'com.squareup.okhttp3', name: 'okhttp', version: okHttpVersion
         implementation group: 'com.squareup.okhttp3', name: 'logging-interceptor', version: okHttpVersion
 
+        implementation group: 'org.web3j', name: 'core', version: web3jVersion
+        implementation group: 'org.web3j', name: 'abi', version: web3jVersion
+        implementation group: 'org.web3j', name: 'rlp', version: web3jVersion
+        implementation group: 'org.web3j', name: 'utils', version: web3jVersion
+        implementation group: 'org.web3j', name: 'crypto', version: web3jVersion
+        implementation group: 'org.web3j', name: 'tuples', version: web3jVersion
+
         testImplementation group: 'org.junit.jupiter', name: 'junit-jupiter-api', version: junitVersion
         testRuntimeOnly group: 'org.junit.jupiter', name: 'junit-jupiter-engine', version: junitVersion
     }
diff --git a/common/common/build.gradle b/common/common/build.gradle
index 5633c09b..f3a5642f 100644
--- a/common/common/build.gradle
+++ b/common/common/build.gradle
@@ -21,12 +21,6 @@ dependencies {
 
     implementation group: 'com.google.guava', name: 'guava', version: guavaVersion
 
-    implementation files('../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
-
     implementation "org.bouncycastle:bcprov-jdk15on:1.69"
 
     testImplementation "com.fasterxml.jackson.core:jackson-databind:${jacksonVersion}"
diff --git a/common/commontest/build.gradle b/common/commontest/build.gradle
index 6e5c7ea8..ed277ad4 100644
--- a/common/commontest/build.gradle
+++ b/common/commontest/build.gradle
@@ -23,12 +23,6 @@ dependencies {
 
     implementation group: 'com.google.guava', name: 'guava', version: guavaVersion
 
-    implementation files('../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
-
     implementation "org.bouncycastle:bcprov-jdk15on:1.65"
 
     testImplementation "com.fasterxml.jackson.core:jackson-databind:${jacksonVersion}"
diff --git a/common/examplehelpers/build.gradle b/common/examplehelpers/build.gradle
index 478e553e..89afd486 100644
--- a/common/examplehelpers/build.gradle
+++ b/common/examplehelpers/build.gradle
@@ -6,12 +6,6 @@ dependencies {
     implementation project (':gpact')
     implementation project (':sfc')
 
-    implementation files('../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/tuples/build/libs/tuples-4.8.7-SNAPSHOT.jar')
     implementation "io.reactivex.rxjava2:rxjava:${rxJavaVersion}"
 
     // https://mvnrepository.com/artifact/org.apache.tuweni/tuweni-bytes
diff --git a/common/openzeppelin/build.gradle b/common/openzeppelin/build.gradle
index 58182767..022e3784 100644
--- a/common/openzeppelin/build.gradle
+++ b/common/openzeppelin/build.gradle
@@ -1,7 +1,3 @@
-dependencies {
-    implementation ('org.web3j:core:4.6.3')
-}
-
 task generateSources {
     def script = "common/openzeppelin/gen.sh".execute()
     script.waitForProcessOutput(System.out, System.err)
diff --git a/functioncall/gpact/build.gradle b/functioncall/gpact/build.gradle
index 2ae61007..2d21d493 100644
--- a/functioncall/gpact/build.gradle
+++ b/functioncall/gpact/build.gradle
@@ -2,12 +2,6 @@ dependencies {
     implementation project (':common')
     implementation project (':mes-interface')
 
-    implementation files('../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/tuples/build/libs/tuples-4.8.7-SNAPSHOT.jar')
     implementation "io.reactivex.rxjava2:rxjava:${rxJavaVersion}"
 
     // https://mvnrepository.com/artifact/org.apache.tuweni/tuweni-bytes
diff --git a/functioncall/interface/build.gradle b/functioncall/interface/build.gradle
index e7e9e5d1..8f668072 100644
--- a/functioncall/interface/build.gradle
+++ b/functioncall/interface/build.gradle
@@ -2,12 +2,6 @@ dependencies {
     implementation project (':common')
     implementation project (':mes-interface')
 
-    implementation files('../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/tuples/build/libs/tuples-4.8.7-SNAPSHOT.jar')
     implementation "io.reactivex.rxjava2:rxjava:${rxJavaVersion}"
 
     // https://mvnrepository.com/artifact/org.apache.tuweni/tuweni-bytes
diff --git a/functioncall/sfc/build.gradle b/functioncall/sfc/build.gradle
index b6e832b7..d856620e 100644
--- a/functioncall/sfc/build.gradle
+++ b/functioncall/sfc/build.gradle
@@ -2,12 +2,6 @@ dependencies {
     implementation project (':common')
     implementation project (':mes-interface')
 
-    implementation files('../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/tuples/build/libs/tuples-4.8.7-SNAPSHOT.jar')
     implementation "io.reactivex.rxjava2:rxjava:${rxJavaVersion}"
 
     // https://mvnrepository.com/artifact/org.apache.tuweni/tuweni-bytes
diff --git a/messaging/attestor-sign/build.gradle b/messaging/attestor-sign/build.gradle
index 5a8053f6..d28913df 100644
--- a/messaging/attestor-sign/build.gradle
+++ b/messaging/attestor-sign/build.gradle
@@ -2,12 +2,6 @@ dependencies {
     implementation project (path: ':common')
     implementation project (path: ':mes-interface')
 
-    implementation files('../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/tuples/build/libs/tuples-4.8.7-SNAPSHOT.jar')
     implementation "io.reactivex.rxjava2:rxjava:${rxJavaVersion}"
 
     // https://mvnrepository.com/artifact/org.apache.tuweni/tuweni-bytes
diff --git a/messaging/interface/build.gradle b/messaging/interface/build.gradle
index 70bdb413..2b1042ae 100644
--- a/messaging/interface/build.gradle
+++ b/messaging/interface/build.gradle
@@ -6,12 +6,6 @@ dependencies {
     // https://mvnrepository.com/artifact/org.apache.tuweni/tuweni-units
     implementation group: 'org.apache.tuweni', name: 'tuweni-units', version: '1.0.0'
 
-    implementation files('../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
-
     // https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-databind
     implementation group: 'com.fasterxml.jackson.core', name: 'jackson-databind', version: jacksonVersion
 // https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-annotations
diff --git a/messaging/txroot-transfer/build.gradle b/messaging/txroot-transfer/build.gradle
index 0b308dde..bea3e61e 100644
--- a/messaging/txroot-transfer/build.gradle
+++ b/messaging/txroot-transfer/build.gradle
@@ -8,13 +8,7 @@ dependencies {
     // https://mvnrepository.com/artifact/org.apache.tuweni/tuweni-units
     implementation group: 'org.apache.tuweni', name: 'tuweni-units', version: '1.0.0'
 
-    implementation files('../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
-
-    // https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-databind
+   // https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-databind
     implementation group: 'com.fasterxml.jackson.core', name: 'jackson-databind', version: jacksonVersion
     // https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-annotations
     //implementation group: 'com.fasterxml.jackson.core', name: 'jackson-annotations', version: '2.12.5'
diff --git a/performance/base/singlebc-hotel-train/build.gradle b/performance/base/singlebc-hotel-train/build.gradle
index 257a79c1..7dcab671 100644
--- a/performance/base/singlebc-hotel-train/build.gradle
+++ b/performance/base/singlebc-hotel-train/build.gradle
@@ -6,13 +6,6 @@ dependencies {
 
     implementation group: 'com.google.guava', name: 'guava', version: guavaVersion
 
-    implementation files('../../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/tuples/build/libs/tuples-4.8.7-SNAPSHOT.jar')
-
     // https://mvnrepository.com/artifact/io.reactivex.rxjava2/rxjava
     implementation group: 'io.reactivex.rxjava2', name: 'rxjava', version: rxJavaVersion
 
diff --git a/performance/base/singlebc-read/build.gradle b/performance/base/singlebc-read/build.gradle
index d47f0e7a..330fa2e2 100644
--- a/performance/base/singlebc-read/build.gradle
+++ b/performance/base/singlebc-read/build.gradle
@@ -5,11 +5,6 @@ dependencies {
 
     implementation group: 'com.google.guava', name: 'guava', version: guavaVersion
 
-    implementation files('../../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
 
     // https://mvnrepository.com/artifact/io.reactivex.rxjava2/rxjava
     implementation group: 'io.reactivex.rxjava2', name: 'rxjava', version: rxJavaVersion
diff --git a/performance/base/singlebc-trade/build.gradle b/performance/base/singlebc-trade/build.gradle
index b15c1cb7..2f30e08c 100644
--- a/performance/base/singlebc-trade/build.gradle
+++ b/performance/base/singlebc-trade/build.gradle
@@ -5,11 +5,6 @@ dependencies {
 
     implementation group: 'com.google.guava', name: 'guava', version: guavaVersion
 
-    implementation files('../../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
 
     // https://mvnrepository.com/artifact/io.reactivex.rxjava2/rxjava
     implementation group: 'io.reactivex.rxjava2', name: 'rxjava', version: rxJavaVersion
diff --git a/performance/base/singlebc-write/build.gradle b/performance/base/singlebc-write/build.gradle
index 6012fd7b..59b9aa26 100644
--- a/performance/base/singlebc-write/build.gradle
+++ b/performance/base/singlebc-write/build.gradle
@@ -5,11 +5,6 @@ dependencies {
 
     implementation group: 'com.google.guava', name: 'guava', version: guavaVersion
 
-    implementation files('../../../../web3j-abi/abi/build/libs/abi-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/core/build/libs/core-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/crypto/build/libs/crypto-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/rlp/build/libs/rlp-4.8.7-SNAPSHOT.jar')
-    implementation files('../../../../web3j-abi/utils/build/libs/utils-4.8.7-SNAPSHOT.jar')
 
     // https://mvnrepository.com/artifact/io.reactivex.rxjava2/rxjava
     implementation group: 'io.reactivex.rxjava2', name: 'rxjava', version: rxJavaVersion