diff --git a/lib/server/update.js b/lib/server/update.js
index 74c4e8ef..c65456bf 100644
--- a/lib/server/update.js
+++ b/lib/server/update.js
@@ -18,8 +18,13 @@
         Util            = main.util,
         DIR             = main.DIR;
     
-    exports.get = function(){
-        exec('git pull --rebase', {cwd : DIR}, pull);
+    exports.get = function() {
+        fs.readdir(DIR, function(err, list) {
+            var isGit = list.indexOf('.git') >= 0;
+            
+            if (!err && isGit)
+                exec('git pull --rebase', {cwd : DIR}, pull);
+        });
     };
     
     /**