diff --git a/cura_app.py b/cura_app.py
index 3e91235d96..af4e1f2a48 100755
--- a/cura_app.py
+++ b/cura_app.py
@@ -13,7 +13,7 @@ parser = argparse.ArgumentParser(prog = "cura")
 parser.add_argument('--debug',
                     action='store_true',
                     default = False,
-                    help="Turn on the debug mode by setting this option."
+                    help = "Turn on the debug mode by setting this option."
                     )
 known_args, unknown_args = parser.parse_known_args()
 known_args = vars(known_args)