diff --git a/scripts/upgrade b/scripts/upgrade
index 2c8a62c..8a5d79f 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -105,7 +105,7 @@ if [ "$upgrade_type" == "UPGRADE_APP" ]
 then
 
 # Check if the repo can be updated with git
-  if [ `cd $final_path && git rev-parse --is-inside-work-tree` ]; 
+  if [ `cd $final_path && git rev-parse --is-inside-work-tree &> /dev/null` ]; 
   then
     # Update through Git
 	pushd "$final_path"