3cc1fa40466ea5cee134e6e780786f4fba7eef4f

 1diff --git a/tools/upgrade.sh b/tools/upgrade.sh
 2index 55768cd6eee6e0486c9861a805f9e7f8ebb0ea6d..3005e6542c95321eea9433ae3b60b598b4b78905 100644
 3--- a/tools/upgrade.sh
 4+++ b/tools/upgrade.sh
 5@@ -33,7 +33,7 @@ git config receive.fsck.zeroPaddedFilemode ignore
 6 
 7 # Update upstream remote to ohmyzsh org
 8 remote=$(git remote -v | awk '/https:\/\/github\.com\/robbyrussell\/oh-my-zsh\.git/{ print $1; exit }')
 9-if [[ -n "$remote" ]]; then
10+if [ -n "$remote" ]; then
11   git remote set-url "$remote" "https://github.com/ohmyzsh/ohmyzsh.git"
12 fi
13