diff --git a/Source/Core/Core/Src/NetPlay.h b/Source/Core/Core/Src/NetPlay.h
index 222fb680cf..7adf0c26a1 100644
--- a/Source/Core/Core/Src/NetPlay.h
+++ b/Source/Core/Core/Src/NetPlay.h
@@ -200,7 +200,6 @@ public:
 	bool GetPadMapping(const int pid, int map[]);
 	bool SetPadMapping(const int pid, const int map[]);
 
-	u64 CalculateMinimumBufferTime();
 	void AdjustPadBufferSize(unsigned int size);
 
 #ifdef USE_UPNP
diff --git a/Source/Core/Core/Src/NetPlayServer.cpp b/Source/Core/Core/Src/NetPlayServer.cpp
index db3a41a398..bd5d74f0da 100644
--- a/Source/Core/Core/Src/NetPlayServer.cpp
+++ b/Source/Core/Core/Src/NetPlayServer.cpp
@@ -380,29 +380,6 @@ void NetPlayServer::UpdatePadMapping()
 
 }
 
-// called from ---GUI--- thread and ---NETPLAY--- thread
-u64 NetPlayServer::CalculateMinimumBufferTime()
-{
-	std::lock_guard<std::recursive_mutex> lkp(m_crit.players);
-
-	std::map<sf::SocketTCP, Client>::const_iterator
-		i = m_players.begin(),
-		e = m_players.end();
-	std::priority_queue<unsigned int>	pings;
-	for ( ;i!=e; ++i)
-		pings.push(i->second.ping/2);
-
-	unsigned int required_ms = pings.top();
-	// if there is more than 1 client, buffersize must be >= (2 highest ping times combined)
-	if (pings.size() > 1)
-	{
-		pings.pop();
-		required_ms += pings.top();
-	}
-
-	return required_ms;
-}
-
 // called from ---GUI--- thread and ---NETPLAY--- thread
 void NetPlayServer::AdjustPadBufferSize(unsigned int size)
 {