diff --git a/src/integrationTest/java/org/opensearch/security/api/FlushCacheApiIntegrationTest.java b/src/integrationTest/java/org/opensearch/security/api/FlushCacheApiIntegrationTest.java
index 048078badb..89b7344631 100644
--- a/src/integrationTest/java/org/opensearch/security/api/FlushCacheApiIntegrationTest.java
+++ b/src/integrationTest/java/org/opensearch/security/api/FlushCacheApiIntegrationTest.java
@@ -50,7 +50,7 @@ public void testFlushCache() throws Exception {
             assertThat(
                 deleteUserCacheResponse.getBody(),
                 deleteAllCacheResponse.getTextFromJsonBody("/message"),
-                is("Cache invalidated for user: " + TEST_USER)
+                is("Cache flushed successfully.")
             );
         });
     }