diff --git a/server/src/main/java/org/opensearch/OpenSearchException.java b/server/src/main/java/org/opensearch/OpenSearchException.java
index d6c2b00ac8563..4ebcd9622ce38 100644
--- a/server/src/main/java/org/opensearch/OpenSearchException.java
+++ b/server/src/main/java/org/opensearch/OpenSearchException.java
@@ -794,16 +794,6 @@ private enum OpenSearchExceptionHandle {
             3,
             UNKNOWN_VERSION_ADDED
         ),
-        /**
-         * @deprecated As of 2.2, because supporting inclusive language, replaced by CLUSTER_MANAGER_NOT_DISCOVERED_EXCEPTION
-         */
-        @Deprecated
-        MASTER_NOT_DISCOVERED_EXCEPTION(
-            org.opensearch.discovery.MasterNotDiscoveredException.class,
-            org.opensearch.discovery.MasterNotDiscoveredException::new,
-            3,
-            UNKNOWN_VERSION_ADDED
-        ),
         OPENSEARCH_SECURITY_EXCEPTION(
             org.opensearch.OpenSearchSecurityException.class,
             org.opensearch.OpenSearchSecurityException::new,
@@ -1515,16 +1505,6 @@ private enum OpenSearchExceptionHandle {
             144,
             UNKNOWN_VERSION_ADDED
         ),
-        /**
-         * @deprecated As of 2.2, because supporting inclusive language, replaced by NOT_CLUSTER_MANAGER_EXCEPTION
-         */
-        @Deprecated
-        NOT_MASTER_EXCEPTION(
-            org.opensearch.cluster.NotMasterException.class,
-            org.opensearch.cluster.NotMasterException::new,
-            144,
-            UNKNOWN_VERSION_ADDED
-        ),
         STATUS_EXCEPTION(
             org.opensearch.OpenSearchStatusException.class,
             org.opensearch.OpenSearchStatusException::new,
diff --git a/server/src/test/java/org/opensearch/ExceptionSerializationTests.java b/server/src/test/java/org/opensearch/ExceptionSerializationTests.java
index ae1b6e665db78..c0d30a92e2d4d 100644
--- a/server/src/test/java/org/opensearch/ExceptionSerializationTests.java
+++ b/server/src/test/java/org/opensearch/ExceptionSerializationTests.java
@@ -44,6 +44,7 @@
 import org.opensearch.action.search.ShardSearchFailure;
 import org.opensearch.action.support.replication.ReplicationOperation;
 import org.opensearch.client.AbstractClientHeadersTestCase;
+import org.opensearch.cluster.NotMasterException;
 import org.opensearch.cluster.action.shard.ShardStateAction;
 import org.opensearch.cluster.block.ClusterBlockException;
 import org.opensearch.cluster.coordination.CoordinationStateRejectedException;
@@ -69,6 +70,7 @@
 import org.opensearch.common.util.CancellableThreadsTests;
 import org.opensearch.common.util.set.Sets;
 import org.opensearch.common.xcontent.XContentLocation;
+import org.opensearch.discovery.MasterNotDiscoveredException;
 import org.opensearch.env.ShardLockObtainFailedException;
 import org.opensearch.index.Index;
 import org.opensearch.index.engine.RecoveryEngineException;
@@ -235,6 +237,9 @@ public FileVisitResult postVisitDirectory(Path dir, IOException exc) throws IOEx
         Files.walkFileTree(testStartPath, visitor);
         assertTrue(notRegistered.remove(TestException.class));
         assertTrue(notRegistered.remove(UnknownHeaderException.class));
+        // Remove the deprecated exception classes from the unregistered list.
+        assertTrue(notRegistered.remove(NotMasterException.class));
+        assertTrue(notRegistered.remove(MasterNotDiscoveredException.class));
         assertTrue("Classes subclassing OpenSearchException must be registered \n" + notRegistered.toString(), notRegistered.isEmpty());
         assertTrue(registered.removeAll(OpenSearchException.getRegisteredKeys())); // check
         assertEquals(registered.toString(), 0, registered.size());