diff --git a/lib/config.py b/lib/config.py
index 0941e824b3d6c9794b14a782141837e7c0981864..b61d9635a1b9e475d31b911b5e776fc6bdac64aa 100644
--- a/lib/config.py
+++ b/lib/config.py
@@ -1608,7 +1608,7 @@ class ConfigWriter:
     """Changes the group of a number of nodes.
 
     @type mods: list of tuples; (node name, new group UUID)
-    @param modes: Node membership modifications
+    @param mods: Node membership modifications
 
     """
     groups = self._config_data.nodegroups