diff --git a/main.py b/main.py
index d4d889a..544ecdf 100644
--- a/main.py
+++ b/main.py
@@ -44,6 +44,9 @@
 args = parser.parse_args()
 
 def main():
+    if args.url == "":
+        return
+
     s3_keys = None
     if args.s3_access is not None and args.s3_secret is not None:
         s3_keys = (args.s3_access, args.s3_secret)