diff --git a/drivers/wxwidgets_dev.cpp b/drivers/wxwidgets_dev.cpp
index f025bd8..f5881b1 100644
--- a/drivers/wxwidgets_dev.cpp
+++ b/drivers/wxwidgets_dev.cpp
@@ -31,6 +31,7 @@
 
 // Headers needed for Rand
 #ifdef WIN32
+#define _WINSOCKAPI_
 // This include must occur before any other include of stdlib.h due to
 // the #define _CRT_RAND_S
 #define _CRT_RAND_S
