diff --git a/src/gl_wrap.cpp b/src/gl_wrap.cpp
index 61b7f6404..6ec326050 100644
--- a/src/gl_wrap.cpp
+++ b/src/gl_wrap.cpp
@@ -35,7 +35,6 @@
 #endif
 
 static const float deg2rad = 3.1415926536f / 180.f;
-static const float rad2deg = 180.f / 3.1415926536f;
 static const float pi = 3.1415926535897932384626433832795f;
 
 #ifdef __WIN32__