diff --git a/bin/b2-ul_me b/bin/b2-ul_me
index 17e8b74..b529dbe 100644
--- a/bin/b2-ul_me
+++ b/bin/b2-ul_me
@@ -14,10 +14,10 @@ apiUrl=$(echo $b2_authorize_account | jq -r '.apiUrl')
 B2_TOKEN=$(echo $b2_authorize_account | jq -r '.authorizationToken')
 B2_BUCKET_ID=$(echo $b2_authorize_account | jq -r '.bucketId')
 
-if [ -z $b2_authorize_account ]; then echo b2_authorize_account is empty && exit 1; fi
-if [ -z $apiUrl ]; then echo apiUrl is empty && exit 1; fi
-if [ -z $B2_TOKEN ]; then echo B2_TOKEN is empty && exit 1; fi
-if [ -z $B2_BUCKET_ID ]; then echo B2_BUCKET_ID is empty && exit 1; fi
+if [ -z "$b2_authorize_account" ]; then echo b2_authorize_account is empty; exit 1; fi
+if [ -z "$apiUrl" ]; then echo apiUrl is empty; exit 1; fi
+if [ -z "$B2_TOKEN" ]; then echo B2_TOKEN is empty; exit 1; fi
+if [ -z "$B2_BUCKET_ID" ]; then echo B2_BUCKET_ID is empty; exit 1; fi
 
 UPLOAD_URL=$(curl -s -H "Authorization:$B2_TOKEN" -d '{"bucketId":"$B2_BUCKET_ID"}' $apiUrl/b2api/v2/b2_get_upload_url | jq -r '.uploadUrl')