diff --git a/dcc/doom_base.py b/dcc/doom_base.py
index ad2bf39..317791b 100644
--- a/dcc/doom_base.py
+++ b/dcc/doom_base.py
@@ -19,9 +19,9 @@ class Wad(dcc.config.Base):
         wcp = self.pwads.joinpath(self.wad).joinpath(self.config_name)
         if wcp.exists():
             self._wad_config = tomlkit.toml_file.TOMLFile(wcp).read()
-            for k,v in self._wad_config.items():
+            for k, v in self._wad_config.items():
                 if isinstance(v, dict):
-                    if not k in self._config:
+                    if k not in self._config:
                         self._config[k] = {}
                     for sk in v:
                         self._config[k][sk] = v[sk]