diff --git a/public/networksystem/inetworksystem.h b/public/networksystem/inetworksystem.h
index 1872365e..7d25f934 100644
--- a/public/networksystem/inetworksystem.h
+++ b/public/networksystem/inetworksystem.h
@@ -130,15 +130,17 @@ public:
 
 	virtual void unk301() = 0;
 	virtual void unk302() = 0;
-	virtual void unk303() = 0;
-	virtual void unk304() = 0;
-	virtual void unk305() = 0;
 
-	virtual void InitNetworkSystem() = 0;
+	virtual void RejectConnection( uint32 steam_handle, ENetworkDisconnectionReason reason, void * = nullptr ) = 0;
 
 	virtual void unk401() = 0;
 	virtual void unk402() = 0;
 
+	virtual void InitNetworkSystem() = 0;
+
+	virtual void unk501() = 0;
+	virtual void unk502() = 0;
+
 	virtual ~INetworkSystem() = 0;
 };