diff --git a/package.json b/package.json
index 524f5462..d479ddc4 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
     },
     "dependencies": {
         "async"      : "~0.2.6",
-        "source-map" : "~0.1.33",
+        "source-map" : "0.1.34",
         "optimist"   : "~0.3.5",
         "uglify-to-browserify": "~1.0.0"
     },