diff --git a/src/map.c b/src/map.c
index 7dc9a57..dc96287 100644
--- a/src/map.c
+++ b/src/map.c
@@ -133,7 +133,7 @@ xkb_map_mod_get_index(struct xkb_keymap *keymap, const char *name)
             return i + XkbNumModifiers;
     }
 
-    return XKB_GROUP_INVALID;
+    return XKB_MOD_INVALID;
 }
 
 /**