diff --git a/qutebrowser/config/config.py b/qutebrowser/config/config.py
index b8eda8bd3..9282df871 100644
--- a/qutebrowser/config/config.py
+++ b/qutebrowser/config/config.py
@@ -151,6 +151,7 @@ def _init_main_config(args):
                         # Option added to builtin defaults but not in user's
                         # config yet
                         save_manager.save('config', explicit=True, force=True)
+                        return
 
 
 def _init_key_config(args):