diff --git a/index.js b/index.js
index 04d9323c2c..563d63eb1b 100644
--- a/index.js
+++ b/index.js
@@ -557,6 +557,7 @@ Multi.prototype.exec = function (callback) {
         if (err) {
             if (callback) {
                 callback(new Error(err));
+                return;
             } else {
                 throw new Error(err);
             }
diff --git a/package.json b/package.json
index 0c8a143af6..a5a593e676 100644
--- a/package.json
+++ b/package.json
@@ -1,5 +1,5 @@
 {   "name" : "redis",
-    "version" : "0.5.2",
+    "version" : "0.5.3",
     "description" : "Redis client library",
     "author": "Matt Ranney <mjr@ranney.com>",
     "contributors": [