diff --git a/app/actions/filters-actions.c b/app/actions/filters-actions.c
index c57222543f1f8b32cd40e5a1490f21cc320aabaf..4d048f8d322c14fa1877983ab9d50b1373483ac2 100644
--- a/app/actions/filters-actions.c
+++ b/app/actions/filters-actions.c
@@ -656,6 +656,7 @@ filters_actions_update (GimpActionGroup *group,
   SET_SENSITIVE ("filters-bump-map",                writable);
   SET_SENSITIVE ("filters-c2g",                     writable && !gray);
   SET_SENSITIVE ("filters-cartoon",                 writable);
+  SET_SENSITIVE ("filters-channel-mixer",           writable);
   SET_SENSITIVE ("filters-checkerboard",            writable);
   SET_SENSITIVE ("filters-color-enhance",           writable && !gray);
   SET_SENSITIVE ("filters-color-exchange",          writable);