2 files changed, 3 insertions, 1 deletions
diff --git a/modules/gridmap/editor/grid_map_editor_plugin.cpp b/modules/gridmap/editor/grid_map_editor_plugin.cpp
index 7471bae093..17f9832096 100644
--- a/modules/gridmap/editor/grid_map_editor_plugin.cpp
+++ b/modules/gridmap/editor/grid_map_editor_plugin.cpp
@@ -37,6 +37,7 @@
 #include "editor/editor_node.h"
 #include "editor/editor_scale.h"
 #include "editor/editor_settings.h"
+#include "editor/editor_undo_redo_manager.h"
 #include "editor/plugins/node_3d_editor_plugin.h"
 #include "scene/3d/camera_3d.h"
 #include "scene/main/window.h"
diff --git a/modules/gridmap/editor/grid_map_editor_plugin.h b/modules/gridmap/editor/grid_map_editor_plugin.h
index 3b29397502..a64dc4a80b 100644
--- a/modules/gridmap/editor/grid_map_editor_plugin.h
+++ b/modules/gridmap/editor/grid_map_editor_plugin.h
@@ -39,6 +39,7 @@
 #include "scene/gui/slider.h"
 #include "scene/gui/spin_box.h"
 
+class EditorUndoRedoManager;
 class Node3DEditorPlugin;
 
 class GridMapEditor : public VBoxContainer {
@@ -62,7 +63,7 @@ class GridMapEditor : public VBoxContainer {
 		DISPLAY_LIST
 	};
 
-	UndoRedo *undo_redo = nullptr;
+	Ref<EditorUndoRedoManager> undo_redo;
 	InputAction input_action = INPUT_NONE;
 	Panel *panel = nullptr;
 	MenuButton *options = nullptr;