diff --git a/backup.sh b/backup.sh
index 7c8f3bb..cc5f1c5 100644
--- a/backup.sh
+++ b/backup.sh
@@ -19,20 +19,20 @@ fi
 rm -f ~/$BACKUP_FILENAME.gpg ~/$BACKUP_FILENAME
 
 healthchck_fail(){
-	if [ -n $HEALTHCHECK_URL ]; then
+	if [ -n "$HEALTHCHECK_URL" ]; then
 	 	curl -X POST --data "$*" --retry 3 $HEALTHCHECK_URL/fail  --silent --output /dev/null
 		exit 1
 	fi
 }
 
 healthchck_start(){
-	if [ -n $HEALTHCHECK_URL ]; then
+	if [ -n "$HEALTHCHECK_URL" ]; then
 	 	curl -X POST --data "$*" --retry 3 $HEALTHCHECK_URL/start  --silent --output /dev/null
 	fi
 }
 
 healthchck_ok(){
-	if [ -n $HEALTHCHECK_URL ]; then
+	if [ -n "$HEALTHCHECK_URL" ]; then
 	 	curl -X POST --data "$*" --retry 3 $HEALTHCHECK_URL --silent --output /dev/null
 	fi
 }
@@ -99,4 +99,5 @@ else
     fi
   fi
 fi
+
 healthchck_ok "Success"