diff --git a/basis/opengl/gl/gl.factor b/basis/opengl/gl/gl.factor
index d89cee57d4..27d24718c2 100644
--- a/basis/opengl/gl/gl.factor
+++ b/basis/opengl/gl/gl.factor
@@ -22,7 +22,7 @@ TYPEDEF: float   GLfloat
 TYPEDEF: float   GLclampf
 TYPEDEF: double  GLdouble
 TYPEDEF: double  GLclampd
-TYPEDEF: void*   GLvoid*
+C-TYPE: GLvoid
 
 ! Constants