diff --git a/mousepad/mousepad-action-group.c b/mousepad/mousepad-action-group.c
index 156ebbb..04035d6 100644
--- a/mousepad/mousepad-action-group.c
+++ b/mousepad/mousepad-action-group.c
@@ -615,7 +615,7 @@ mousepad_action_group_get_sorted_section_names (void)
   while (*languages)
     {
       language = gtk_source_language_manager_get_language (manager, *languages);
-      if (G_LIKELY (GTK_SOURCE_IS_LANGUAGE (language)))
+      if (G_LIKELY (GTK_SOURCE_IS_LANGUAGE (language)) && !gtk_source_language_get_hidden(language))
         {
           /* ensure no duplicates in list */
           if (!g_slist_find_custom (list,