diff --git a/gio/gnetworking.h.in b/gio/gnetworking.h.in
index 0b7a4dd2b..0bb21c3b9 100644
--- a/gio/gnetworking.h.in
+++ b/gio/gnetworking.h.in
@@ -27,12 +27,12 @@
 #define _WIN32_WINNT 0x0501
 #endif
 #include <winsock2.h>
-#undef interface
 #include <ws2tcpip.h>
 #include <windns.h>
 #include <mswsock.h>
 @WSPIAPI_INCLUDE@
 #include <iphlpapi.h>
+#undef interface
 
 #else /* !G_OS_WIN32 */