diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/linux/privileged/TestPrivilegedOperationExecutor.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/linux/privileged/TestPrivilegedOperationExecutor.java
index 7154d03d931..8f297ede75a 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/linux/privileged/TestPrivilegedOperationExecutor.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/linux/privileged/TestPrivilegedOperationExecutor.java
@@ -217,8 +217,10 @@ public void testSquashCGroupOperationsWithValidOperations() {
           .squashCGroupOperations(ops);
       String expected = new StringBuffer
           (PrivilegedOperation.CGROUP_ARG_PREFIX)
-          .append(cGroupTasks1).append(',')
-          .append(cGroupTasks2).append(',')
+          .append(cGroupTasks1).append(PrivilegedOperation
+              .LINUX_FILE_PATH_SEPARATOR)
+          .append(cGroupTasks2).append(PrivilegedOperation
+              .LINUX_FILE_PATH_SEPARATOR)
           .append(cGroupTasks3).toString();
 
       //We expect axactly one argument