diff --git a/src/preferences/general.cpp b/src/preferences/general.cpp
index ad652f324be..3ef915bca38 100644
--- a/src/preferences/general.cpp
+++ b/src/preferences/general.cpp
@@ -72,8 +72,6 @@ const int def_window_height = 720;
 const int min_font_scaling  = 80;
 const int max_font_scaling  = 150;
 
-const SCALING_ALGORITHM default_scaling_algorithm = SCALING_ALGORITHM::XBRZ_NN;
-
 class prefs_event_handler : public events::sdl_handler {
 public:
 	virtual void handle_event(const SDL_Event &) {}
diff --git a/src/preferences/general.hpp b/src/preferences/general.hpp
index 196a750b37e..02d51ce9d50 100644
--- a/src/preferences/general.hpp
+++ b/src/preferences/general.hpp
@@ -18,7 +18,6 @@
 
 #include "config.hpp"
 #include "terrain/translation.hpp"
-#include "utils/make_enum.hpp"
 
 #include <utility>
 
@@ -45,15 +44,6 @@ namespace preferences {
 	extern const int min_font_scaling;
 	extern const int max_font_scaling;
 
-	MAKE_ENUM(SCALING_ALGORITHM,
-		(LINEAR, "linear")
-		(NEAREST_NEIGHBOR, "nn")
-		(XBRZ_LIN, "xbrzlin")
-		(XBRZ_NN, "xbrznn")
-	)
-
-	extern const SCALING_ALGORITHM default_scaling_algorithm;
-
 	void write_preferences();
 
 	void set(const std::string& key, const std::string &value);