diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/reader/TimelineReaderServer.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/reader/TimelineReaderServer.java
index 49c1d4b1e6..10265c6586 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/reader/TimelineReaderServer.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice/src/main/java/org/apache/hadoop/yarn/server/timelineservice/reader/TimelineReaderServer.java
@@ -165,10 +165,10 @@ protected void addFilters(Configuration conf) {
           TimelineReaderAuthenticationFilterInitializer.class.getName())) {
         defaultInitializers.add(
             TimelineReaderAuthenticationFilterInitializer.class.getName());
-      } else {
-        defaultInitializers.add(
-            ProxyUserAuthenticationFilterInitializer.class.getName());
       }
+    } else {
+      defaultInitializers.add(
+          ProxyUserAuthenticationFilterInitializer.class.getName());
     }
 
     defaultInitializers.add(