From 59aef9a40850040b84b1464318c13f6e9656929b Mon Sep 17 00:00:00 2001
From: Jose Diaz-Gonzalez <email@josediazgonzalez.com>
Date: Sun, 17 Jan 2021 14:41:49 -0500
Subject: [PATCH] chore: use -z for checking for empty value

---
 bootstrap.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/bootstrap.sh b/bootstrap.sh
index 4165214ce..8deaefe31 100755
--- a/bootstrap.sh
+++ b/bootstrap.sh
@@ -22,7 +22,7 @@ log-fail() {
 
 ensure-environment() {
   local FREE_MEMORY
-  if [ ! $DOKKU_TAG ]; then
+  if [[ -z "$DOKKU_TAG" ]]; then
     echo "Preparing to install $DOKKU_REPO..."
   else
     echo "Preparing to install $DOKKU_TAG from $DOKKU_REPO..."