diff --git a/gadma/cli/settings_storage.py b/gadma/cli/settings_storage.py
index c7f1d9c..3f0f989 100644
--- a/gadma/cli/settings_storage.py
+++ b/gadma/cli/settings_storage.py
@@ -331,8 +331,8 @@ def __setattr__(self, name, value):
             if value < 0:
                 raise ValueError(f"Setting {name} ({value}) must be positive.")
         # 1.2 Check is float and probability
-        if (name in self._float_attrs or name in self._probs_attrs) and
-                we_check:
+        if ((name in self._float_attrs or name in self._probs_attrs) and
+                we_check):
             if (not isinstance(value, numbers.Real) or
                     isinstance(value, bool)):
                 raise ValueError(f"Setting {name} ({value}) must be float.")