diff --git a/legacy/lol/math/real.h b/include/lol/math/real.h
similarity index 99%
rename from legacy/lol/math/real.h
rename to include/lol/math/real.h
index 47ecb2de..d952bf89 100644
--- a/legacy/lol/math/real.h
+++ b/include/lol/math/real.h
@@ -1,7 +1,7 @@
 //
 //  Lol Engine
 //
-//  Copyright © 2010—2019 Sam Hocevar <sam@hocevar.net>
+//  Copyright © 2010—2020 Sam Hocevar <sam@hocevar.net>
 //
 //  Lol Engine is free software. It comes without any warranty, to
 //  the extent permitted by applicable law. You can redistribute it
@@ -17,8 +17,6 @@
 // --------------
 //
 
-#include <lol/base/types.h>
-
 #include <vector>
 #include <string>
 #include <cstdint>
@@ -30,6 +28,9 @@ namespace lol
 #undef min
 #undef max
 
+template<typename T> class Real;
+typedef Real<uint32_t> real;
+
 /*
  * The base class for reals. The only real reason for making this a template
  * class is so we can have implicit constructors ("real x = 1" works) but