diff --git a/gtk/gtkshortcuttrigger.c b/gtk/gtkshortcuttrigger.c
index 4990677755..dce75a1191 100644
--- a/gtk/gtkshortcuttrigger.c
+++ b/gtk/gtkshortcuttrigger.c
@@ -716,6 +716,7 @@ gtk_mnemonic_trigger_print (GtkShortcutTrigger *trigger,
   if (keyval_str == NULL)
     keyval_str = "???";
 
+  g_string_append (string, "<Mnemonic>");
   g_string_append (string, keyval_str);
 }