diff --git a/test/framework/src/main/java/org/opensearch/test/InternalTestCluster.java b/test/framework/src/main/java/org/opensearch/test/InternalTestCluster.java
index ca80c65e58522..adaca8448c5f9 100644
--- a/test/framework/src/main/java/org/opensearch/test/InternalTestCluster.java
+++ b/test/framework/src/main/java/org/opensearch/test/InternalTestCluster.java
@@ -2770,7 +2770,7 @@ public synchronized void assertAfterTest() throws Exception {
                 try {
                     env.shardLock(id, "InternalTestCluster assert after test", TimeUnit.SECONDS.toMillis(5)).close();
                 } catch (ShardLockObtainFailedException ex) {
-                    fail("Shard " + id + " is still locked after 5 sec waiting");
+                    fail("Shard " + id + " is still locked after 5 sec waiting with exception " + ex.getMessage());
                 }
             }
         }