diff --git a/src/test/java/org/opensearch/knn/index/NmslibIT.java b/src/test/java/org/opensearch/knn/index/NmslibIT.java
index e2e7613a2..e0ba58eb1 100644
--- a/src/test/java/org/opensearch/knn/index/NmslibIT.java
+++ b/src/test/java/org/opensearch/knn/index/NmslibIT.java
@@ -248,9 +248,6 @@ public void testEndToEnd_withApproxAndExactSearch_inSameIndex_ForCosineSpaceType
 
         // both document should have identical score
         assertEquals(actualScores.get(0), actualScores.get(1), 0.001);
-
-        // Delete index
-        deleteKNNIndex(indexName);
     }
 
     @SneakyThrows