1 files changed, 2 insertions, 2 deletions
diff --git a/src/apis.js b/src/apis.js
index 098d9cdd..0e94e2a5 100644
--- a/src/apis.js
+++ b/src/apis.js
@@ -98,12 +98,12 @@ HashQueueMap.prototype = {
       }
     }
   },
-  
+
   /**
    * return the first item without deleting it
    */
   peek: function(key) {
-    var array = this[key = hashKey(key)];
+    var array = this[hashKey(key)];
     if (array) {
     return array[0];
     }