diff --git a/game/addons/mat_maker_gd/editor/mm_graph_node.gd b/game/addons/mat_maker_gd/editor/mm_graph_node.gd
new file mode 100644
index 00000000..92c4740d
--- /dev/null
+++ b/game/addons/mat_maker_gd/editor/mm_graph_node.gd
@@ -0,0 +1,3 @@
+tool
+extends GraphNode
+