diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/ipc/TestAsyncIPC.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/ipc/TestAsyncIPC.java
index 768871c4609..69a79ad842d 100644
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/ipc/TestAsyncIPC.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/ipc/TestAsyncIPC.java
@@ -120,7 +120,7 @@ public class TestAsyncIPC extends AbstractTestIPC {
 
       @Override
       Codec getCodec() {
-        return super.getCodec();
+        return null;
       }
 
     };