diff --git a/tools/merge-development-with-master.sh b/tools/merge-development-with-master.sh
index d590d32074..dafc503b66 100755
--- a/tools/merge-development-with-master.sh
+++ b/tools/merge-development-with-master.sh
@@ -8,7 +8,7 @@ if [ "$TRAVIS_BRANCH" != "development" ]; then
   exit 0;
 fi
 
-git update-ref HEAD master
+git fetch origin master:master
 git checkout master
 git merge "$TRAVIS_COMMIT"
 git push "https://${GH_TOKEN}@github.com/babel/babel"