diff --git a/spine-godot/spine_godot/SpineAtlasResource.h b/spine-godot/spine_godot/SpineAtlasResource.h
index 5105d9606..af27d6cd9 100644
--- a/spine-godot/spine_godot/SpineAtlasResource.h
+++ b/spine-godot/spine_godot/SpineAtlasResource.h
@@ -77,7 +77,7 @@ class SpineAtlasResource : public Resource {
 
 	Array get_normal_maps();
 
-	void clear_native_data() {
+	const void clear_native_data() {
 		this->atlas = nullptr;
 		this->texture_loader = nullptr;
 	}