diff --git a/bin/get_formulas.py b/bin/get_formulas.py
index 53e048f..bde36d1 100755
--- a/bin/get_formulas.py
+++ b/bin/get_formulas.py
@@ -111,3 +111,6 @@ if args.clone or args.symlink or args.remote:
             parser.print_help()
             sys.exit(1)
         enable_remote(args.remote[0], args.destination[0])
+else:
+    parser.print_help()
+    sys.exit(1)