diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/RMServerUtils.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/RMServerUtils.java
index 2c1cbbe1af2..7fb7476dada 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/RMServerUtils.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/RMServerUtils.java
@@ -240,7 +240,7 @@ private static String validateContainerIdAndVersion(
   }
 
   /**
-   * Utility method to validate a list resource requests, by insuring that the
+   * Utility method to validate a list resource requests, by ensuring that the
    * requested memory/vcore is non-negative and not greater than max
    */
   public static void normalizeAndValidateRequests(List<ResourceRequest> ask,
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/SchedulerUtils.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/SchedulerUtils.java
index 88796db96f7..73aa2c4a1f5 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/SchedulerUtils.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/SchedulerUtils.java
@@ -195,7 +195,7 @@ private static ContainerStatus createAbnormalContainerStatus(
   }
 
   /**
-   * Utility method to normalize a resource request, by insuring that the
+   * Utility method to normalize a resource request, by ensuring that the
    * requested memory is a multiple of minMemory and is not zero.
    */
   @VisibleForTesting
@@ -210,7 +210,7 @@ public static void normalizeRequest(
   }
 
   /**
-   * Utility method to normalize a resource request, by insuring that the
+   * Utility method to normalize a resource request, by ensuring that the
    * requested memory is a multiple of increment resource and is not zero.
    *
    * @return normalized resource
@@ -304,7 +304,7 @@ public static void normalizeAndValidateRequest(ResourceRequest resReq,
   }
 
   /**
-   * Utility method to validate a resource request, by insuring that the
+   * Utility method to validate a resource request, by ensuring that the
    * requested memory/vcore is non-negative and not greater than max
    *
    * @throws InvalidResourceRequestException when there is invalid request