diff --git a/gnucash/gnome-utils/gnc-gtk-utils.c b/gnucash/gnome-utils/gnc-gtk-utils.c
index a023cd4b7f..c3c8fad1e8 100644
--- a/gnucash/gnome-utils/gnc-gtk-utils.c
+++ b/gnucash/gnome-utils/gnc-gtk-utils.c
@@ -907,6 +907,7 @@ gnc_menubar_model_update_item (GMenuModel *menu_model, const gchar *action_name,
 
             g_menu_remove (G_MENU(gsm->model), gsm->index);
             g_menu_insert_item (G_MENU(gsm->model), gsm->index, item);
+            g_object_unref (item);
             found = TRUE;
         }
         if (old_target)
diff --git a/gnucash/gnome-utils/gnc-main-window.cpp b/gnucash/gnome-utils/gnc-main-window.cpp
index e5b5f0929a..5dd830edf8 100644
--- a/gnucash/gnome-utils/gnc-main-window.cpp
+++ b/gnucash/gnome-utils/gnc-main-window.cpp
@@ -1820,6 +1820,7 @@ gnc_main_window_update_one_menu_action (GncMainWindow *window,
     if (pos < g_menu_model_get_n_items (gsm->model))
         g_menu_remove (G_MENU(gsm->model), pos);
     g_menu_insert_item (G_MENU(gsm->model), pos, item);
+    g_object_unref (item);
 
     g_free (gsm);
     LEAVE(" ");
diff --git a/gnucash/gnome-utils/gnc-plugin-file-history.c b/gnucash/gnome-utils/gnc-plugin-file-history.c
index 45174ba0bb..6b2c435af0 100644
--- a/gnucash/gnome-utils/gnc-plugin-file-history.c
+++ b/gnucash/gnome-utils/gnc-plugin-file-history.c
@@ -459,6 +459,7 @@ gnc_history_update_action (GncMainWindow *window,
         g_free (full_action_name);
         g_free (label_name);
         g_free (tooltip);
+        g_object_unref (item);
     }
     g_free (gsm);
     g_free (action_name);
diff --git a/gnucash/gnome-utils/gnc-plugin-menu-additions.c b/gnucash/gnome-utils/gnc-plugin-menu-additions.c
index 98ef68cb9b..69051b8630 100644
--- a/gnucash/gnome-utils/gnc-plugin-menu-additions.c
+++ b/gnucash/gnome-utils/gnc-plugin-menu-additions.c
@@ -481,7 +481,7 @@ gnc_plugin_menu_additions_add_to_window (GncPlugin *plugin,
         menu_plugin->item_hash = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, NULL);
 
     per_window.item_hash = menu_plugin->item_hash;
-    per_window.build_menu_hash = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, NULL);
+    per_window.build_menu_hash = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, g_object_unref);
     per_window.report_menu = g_menu_new ();
 
     menu_list = g_slist_sort (gnc_extensions_get_menu_list(),