diff --git a/update-gluon.sh b/update-gluon.sh
index bb757c5fd4e949da9a3a24b25b4d6a629dfffdfc..dd9fc743d4f2341363127ce1e1a23b2c2a1acf71 100755
--- a/update-gluon.sh
+++ b/update-gluon.sh
@@ -21,7 +21,7 @@ git remote add upstream "$gluon_upstream_git_url"
 git fetch upstream --tags
 
 # we already have this branch - exit
-if ! git rev-parse --verify "remotes/origin/$fork_newest_minor_branch" &> /dev/null; then
+if git rev-parse --verify "remotes/origin/$fork_newest_minor_branch" &> /dev/null; then
     echo "Nothing todo, branch $fork_newest_minor_branch already exists"
     exit 0
 fi