diff --git a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/service/AbstractService.java b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/service/AbstractService.java
index a7691f63b0..132768386a 100644
--- a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/service/AbstractService.java
+++ b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/service/AbstractService.java
@@ -399,7 +399,7 @@ public String getName() {
   }
 
   @Override
-  public synchronized Configuration getConfig() {
+  public Configuration getConfig() {
     return config;
   }