diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestUnknownServers.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestUnknownServers.java
index 253a9c144c77..9e36f36a7a21 100644
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestUnknownServers.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestUnknownServers.java
@@ -41,7 +41,7 @@ public class TestUnknownServers {
 
   private static HBaseTestingUtility UTIL;
   private static Admin ADMIN;
-  private final static int SLAVES = 2;
+  private final static int SLAVES = 1;
   private static boolean IS_UNKNOWN_SERVER = true;
 
   @BeforeClass