diff --git a/libs/core/src/test/java/org/opensearch/core/common/io/stream/BaseStreamTests.java b/libs/core/src/test/java/org/opensearch/core/common/io/stream/BaseStreamTests.java
index 14cbc370ec9ac..626900de7f691 100644
--- a/libs/core/src/test/java/org/opensearch/core/common/io/stream/BaseStreamTests.java
+++ b/libs/core/src/test/java/org/opensearch/core/common/io/stream/BaseStreamTests.java
@@ -189,6 +189,7 @@ public void testLinkedHashMap() throws IOException {
         }
         BytesStreamOutput out = new BytesStreamOutput();
         out.writeGenericValue(write);
+        @SuppressWarnings("unchecked")
         LinkedHashMap<String, Integer> read = (LinkedHashMap<String, Integer>) getStreamInput(out.bytes()).readGenericValue();
         assertEquals(size, read.size());
         int index = 0;