@@ -24,10 +24,13 @@
 @implementation OFSocket
 #ifdef _WIN32
 + (void)initialize
 {
 	WSADATA wsa;
+
+	if (self != [OFSocket class])
+		return;
 
 	if (WSAStartup(MAKEWORD(2, 0), &wsa))
 		@throw [OFInitializationFailedException newWithClass: self];
 }
 #endif