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-rwxr-xr-xkubernetes/contrib/tools/rke/rke_setup.sh2
1 files changed, 1 insertions, 1 deletions
diff --git a/kubernetes/contrib/tools/rke/rke_setup.sh b/kubernetes/contrib/tools/rke/rke_setup.sh
index 7950e0cc88..2ee123b36a 100755
--- a/kubernetes/contrib/tools/rke/rke_setup.sh
+++ b/kubernetes/contrib/tools/rke/rke_setup.sh
@@ -344,7 +344,7 @@ while getopts ":b:s:e:u:l:k:v" PARAM; do
esac
done
-if [[ -z $BRANCH ]]; then
+if [ -z $BRANCH ]; then
usage
exit 1
fi