diff --git a/dlls/crypt32/ctl.c b/dlls/crypt32/ctl.c
index c18e608a976..b8b728f387c 100644
--- a/dlls/crypt32/ctl.c
+++ b/dlls/crypt32/ctl.c
@@ -20,7 +20,6 @@
 #include <assert.h>
 #include <stdarg.h>
 
-#define NONAMELESSUNION
 #include "windef.h"
 #include "winbase.h"
 #include "wincrypt.h"