diff --git a/nse_ssl_cert.cc b/nse_ssl_cert.cc
index fa5f13633..e0ded7d8d 100644
--- a/nse_ssl_cert.cc
+++ b/nse_ssl_cert.cc
@@ -89,11 +89,7 @@
 
 /* $Id:$ */
 
-#ifdef WIN32
-/* <openssl/x509.h> expects <windows.h> to have been loaded for definitions of
-   X509_NAME and some other symbols. */
-#include <windows.h>
-#endif
+#include "nbase.h"
 
 #include <assert.h>
 #include <ctype.h>