diff --git a/weboob/tools/config/yamlconfig.py b/weboob/tools/config/yamlconfig.py
index c1eb406ba343219dd8671ec456e6b522dcbf5abd..38bf4bdfdeb1a87b331553f7a75024978b94acfe 100644
--- a/weboob/tools/config/yamlconfig.py
+++ b/weboob/tools/config/yamlconfig.py
@@ -87,8 +87,7 @@ def get(self, *args, **kwargs):
                 v = v[a]
             except KeyError:
                 if 'default' in kwargs:
-                    v[a] = {}
-                    v = v[a]
+                    return kwargs['default']
                 else:
                     raise ConfigError()
             except TypeError: