diff --git a/package.json b/package.json
old mode 100755
new mode 100644
index ab2ef80..46ebe24
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     , "jade"         : "~1.11.0"
     , "body-parser"  : "~1.15.2"
     , "cookie-parser": "~1.4.3"
-    , "debug"        : "~2.2.0"
+    , "debug"        : "~4.1.1"
     , "serve-favicon": "~2.3.0"
     }
 }