diff --git a/config/src/genesis_config.rs b/config/src/genesis_config.rs
index 54108385d4..8a0ccba733 100644
--- a/config/src/genesis_config.rs
+++ b/config/src/genesis_config.rs
@@ -757,7 +757,7 @@ pub static G_TEST_CONFIG: Lazy<GenesisConfig> = Lazy::new(|| {
         ),
         genesis_key_pair: Some((Arc::new(genesis_private_key), genesis_public_key)),
         time_service_type: TimeServiceType::MockTimeService,
-        stdlib_version: StdlibVersion::Version(11),
+        stdlib_version: StdlibVersion::Version(12),
         dao_config: DaoConfig {
             voting_delay: 60_000,          // 1min
             voting_period: 60 * 60 * 1000, // 1h
@@ -775,7 +775,7 @@ pub static G_DEV_CONFIG: Lazy<GenesisConfig> = Lazy::new(|| {
     let mut gas_constant = G_TEST_GAS_CONSTANTS.clone();
     gas_constant.min_price_per_gas_unit = 1;
 
-    let stdlib_version = StdlibVersion::Version(11);
+    let stdlib_version = StdlibVersion::Version(12);
     GenesisConfig {
         genesis_block_parameter: GenesisBlockParameterConfig::Static(GenesisBlockParameter {
             parent_hash: HashValue::sha3_256_of(b"starcoin_dev"),
diff --git a/vm/starcoin-transactional-test-harness/src/lib.rs b/vm/starcoin-transactional-test-harness/src/lib.rs
index f70d27642e..d96b517b28 100644
--- a/vm/starcoin-transactional-test-harness/src/lib.rs
+++ b/vm/starcoin-transactional-test-harness/src/lib.rs
@@ -816,7 +816,7 @@ impl<'a> StarcoinTestAdapter<'a> {
         number: Option<u64>,
         uncles: Option<u64>,
     ) -> Result<(Option<String>, Option<Value>)> {
-        // use BlockMetadataV2 instead of BlockMetaData since stdlib version(13)
+        // use BlockMetadataV2 instead of BlockMetaData since stdlib version(12)
         let last_blockmeta = self
             .context
             .storage
diff --git a/vm/stdlib/tests/package_init_script.rs b/vm/stdlib/tests/package_init_script.rs
index 8c914f23b9..3021071ca3 100644
--- a/vm/stdlib/tests/package_init_script.rs
+++ b/vm/stdlib/tests/package_init_script.rs
@@ -16,7 +16,6 @@ fn test_package_init_function() -> Result<()> {
         "./compiled/10/9-10/stdlib.blob",
         "./compiled/11/10-11/stdlib.blob",
         "./compiled/12/11-12/stdlib.blob",
-        "./compiled/13/12-13/stdlib.blob",
     ];
 
     let init_strs = [
@@ -31,9 +30,8 @@ fn test_package_init_function() -> Result<()> {
         "",
         "",
         "0x00000000000000000000000000000001::StdlibUpgradeScripts::upgrade_from_v11_to_v12",
-        "0x00000000000000000000000000000001::StdlibUpgradeScripts::upgrade_from_v12_to_v13",
     ];
-    for (i, version) in (2..=13).collect::<Vec<usize>>().into_iter().enumerate() {
+    for (i, version) in (2..=12).collect::<Vec<usize>>().into_iter().enumerate() {
         let package_file = format!("{}/{}-{}/stdlib.blob", version, version - 1, version);
         let package = COMPILED_MOVE_CODE_DIR
             .get_file(package_file)