diff --git a/core/src/main/scala/org/apache/spark/storage/BlockManager.scala b/core/src/main/scala/org/apache/spark/storage/BlockManager.scala
index c56e2ca2df08c502c10a5153eb45cbc513201848..e63e4eb73713b9748619632f4452a178d57f1017 100644
--- a/core/src/main/scala/org/apache/spark/storage/BlockManager.scala
+++ b/core/src/main/scala/org/apache/spark/storage/BlockManager.scala
@@ -159,7 +159,7 @@ private[spark] class BlockManager(
 
   /**
    * Reregister with the master and report all blocks to it. This will be called by the heart beat
-   * thread if our heartbeat to the block amnager indicates that we were not registered.
+   * thread if our heartbeat to the block manager indicates that we were not registered.
    *
    * Note that this method must be called without any BlockInfo locks held.
    */