diff --git a/src/editor2/editor_controller.cpp b/src/editor2/editor_controller.cpp
index e3d04c3d4b4..46dd4d9d598 100644
--- a/src/editor2/editor_controller.cpp
+++ b/src/editor2/editor_controller.cpp
@@ -154,7 +154,7 @@ void editor_controller::init_mouse_actions(const config& game_config)
 	}	
 }
 
-void editor_controller::init_map_generators(const config& game_config)
+void editor_controller::init_map_generators(const config& /*game_config*/)
 {
 }