diff --git a/gtk/gtknotebook.c b/gtk/gtknotebook.c
index 6de6c7e501..0b1d8f7391 100644
--- a/gtk/gtknotebook.c
+++ b/gtk/gtknotebook.c
@@ -3780,6 +3780,7 @@ gtk_notebook_focus (GtkWidget        *widget,
             return TRUE;
           if (focus_action_in (notebook, first_action, direction))
             return TRUE;
+          return FALSE;
         case GTK_DIR_UP:
         case GTK_DIR_LEFT:
         case GTK_DIR_RIGHT: