diff --git a/tests/glfwinfo.c b/tests/glfwinfo.c
index ad44027f..dcf53537 100644
--- a/tests/glfwinfo.c
+++ b/tests/glfwinfo.c
@@ -29,8 +29,8 @@
 //
 //========================================================================
 
-#define GLFW_INCLUDE_GLEXT
 #include <GLFW/glfw3.h>
+#include <GL/glext.h>
 
 #include <stdio.h>
 #include <stdlib.h>