diff --git a/scripts/download_mmctl_release.sh b/scripts/download_mmctl_release.sh
index d9534a4108..d15b9c7ae3 100755
--- a/scripts/download_mmctl_release.sh
+++ b/scripts/download_mmctl_release.sh
@@ -15,7 +15,7 @@ fi
 
 # strip whitespace
 THIS_BRANCH=$(git rev-parse --abbrev-ref HEAD)
-if [[ "$THIS_BRANCH" =~ 'release-' ]];
+if [[ "$THIS_BRANCH" =~ 'release-'[0-9] ]];
 then
   RELEASE_TO_DOWNLOAD="$THIS_BRANCH"
 else