diff --git a/auto/src/glxew_mid.h b/auto/src/glxew_mid.h
index cfcd20d..e9a3391 100644
--- a/auto/src/glxew_mid.h
+++ b/auto/src/glxew_mid.h
@@ -1,7 +1,7 @@
 /* ------------------------------------------------------------------------- */
 
 #ifdef GLEW_MX
-#define GLXEW_FUN_EXPORT
+#define GLXEW_FUN_EXPORT GLEW_FUN_EXPORT
 #define GLXEW_VAR_EXPORT
 #else
 #define GLXEW_FUN_EXPORT GLEW_FUN_EXPORT