diff --git a/src/gui/core/event/handler.cpp b/src/gui/core/event/handler.cpp
index 531f09aa96da..d2097efe1141 100644
--- a/src/gui/core/event/handler.cpp
+++ b/src/gui/core/event/handler.cpp
@@ -522,7 +522,7 @@ void sdl_event_handler::activate()
 	}
 }
 
-void sdl_event_handler::draw(const bool force)
+void sdl_event_handler::draw(const bool /*force*/)
 {
 	// Don't display this event since it floods the screen
 	// DBG_GUI_E << "Firing " << DRAW << ".\n";
diff --git a/src/gui/dialogs/lua_interpreter.cpp b/src/gui/dialogs/lua_interpreter.cpp
index 2b1f5622a2c8..a54bf27251ed 100644
--- a/src/gui/dialogs/lua_interpreter.cpp
+++ b/src/gui/dialogs/lua_interpreter.cpp
@@ -396,8 +396,7 @@ class lua_interpreter::controller {
 
 	void input_keypress_callback(bool& handled,
 						   bool& halt,
-						   const SDL_Keycode key,
-						   window& window);
+						   const SDL_Keycode key);
 
 	void update_view(); ///< Update the view based on the model
 
@@ -461,8 +460,7 @@ void lua_interpreter::controller::bind(window& window)
 						this,
 						_3,
 						_4,
-						_5,
-						std::ref(window)));
+						_5));
 
 	copy_button = &find_widget<button>(&window, "copy", false);
 	connect_signal_mouse_left_click(
@@ -505,8 +503,7 @@ void lua_interpreter::controller::handle_clear_button_clicked(window & /*window*
 /** Handle return key (execute) or tab key (tab completion) */
 void lua_interpreter::controller::input_keypress_callback(bool& handled,
 							   bool& halt,
-							   const SDL_Keycode key,
-							   window& window)
+							   const SDL_Keycode key)
 {
 	assert(lua_model_);
 	assert(text_entry);