diff --git a/src/Magnum.h b/src/Magnum.h
index 6a2d174df..fd941af29 100644
--- a/src/Magnum.h
+++ b/src/Magnum.h
@@ -119,8 +119,8 @@ typedef BufferedImage<3> BufferedImage3D;
 class BufferedTexture;
 #endif
 
-template<class = GLfloat> class Color3;
-template<class = GLfloat> class Color4;
+template<class T = GLfloat> class Color3;
+template<class T = GLfloat> class Color4;
 
 enum class Version: GLint;
 class Context;