diff --git a/templates/scripts/update/update.jinja2 b/templates/scripts/update/update.jinja2
index 63b60153c6143d565318a8fea0ce6a9ce59615db..7d37d57bab8a30cc0109a2a0af016bc4e53a4657 100644
--- a/templates/scripts/update/update.jinja2
+++ b/templates/scripts/update/update.jinja2
@@ -15,8 +15,7 @@ branch="$(git rev-parse --abbrev-ref HEAD)"
 
 if [ $force -eq 0 ]; then
   echo '> check for changes'
-  OUTPUT=$(git remote show origin)
-  if [[ $OUTPUT == *"$branch "*"pushes to $branch "*"(up to date)"* ]]; then
+  if git remote show origin | grep "^ *$branch  *pushes to $branch  *(up to date)" >/dev/null; then
     echo "> unchanged, cancel"
     exit
   fi