diff --git a/libgimpbase/gimpchoice.c b/libgimpbase/gimpchoice.c
index 3dd72be158..ee3bb29a32 100644
--- a/libgimpbase/gimpchoice.c
+++ b/libgimpbase/gimpchoice.c
@@ -205,6 +205,7 @@ gimp_choice_add (GimpChoice  *choice,
     {
       choice->keys = g_list_remove_link (choice->keys, duplicate);
       g_free (duplicate->data);
+      g_list_free (duplicate);
     }
   choice->keys = g_list_append (choice->keys, g_strdup (nick));
 }