diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/HBaseTestingUtility.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/HBaseTestingUtility.java
index 0137a83750f..cb508f6beaf 100644
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/HBaseTestingUtility.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/HBaseTestingUtility.java
@@ -3717,6 +3717,7 @@ public class HBaseTestingUtility extends HBaseCommonTestingUtility {
     do {
       port = randomPort();
       if (takenRandomPorts.contains(port)) {
+        port = 0;
         continue;
       }
       takenRandomPorts.add(port);