diff --git a/include/SFML/Window/GlResource.hpp b/include/SFML/Window/GlResource.hpp
index 557e3ee34..d62c642ca 100644
--- a/include/SFML/Window/GlResource.hpp
+++ b/include/SFML/Window/GlResource.hpp
@@ -34,8 +34,6 @@
 
 namespace sf
 {
-using ContextDestroyCallback = void (*)(void*);
-
 ////////////////////////////////////////////////////////////
 /// \brief Base class for classes that require an OpenGL context
 ///