diff --git a/src/Simulator/FireSimulator.cpp b/src/Simulator/FireSimulator.cpp
index 0439ebdca..8456ed11d 100644
--- a/src/Simulator/FireSimulator.cpp
+++ b/src/Simulator/FireSimulator.cpp
@@ -92,7 +92,7 @@ void cFireSimulator::SimulateChunk(std::chrono::milliseconds a_Dt, int a_ChunkX,
 {
 	cCoordWithIntList & Data = a_Chunk->GetFireSimulatorData();
 
-	int NumMSecs = a_Dt.count();
+	int NumMSecs = static_cast<int>(a_Dt.count());
 	for (cCoordWithIntList::iterator itr = Data.begin(); itr != Data.end();)
 	{
 		int x = itr->x;
diff --git a/src/World.cpp b/src/World.cpp
index 46488d58b..eb76abc2c 100644
--- a/src/World.cpp
+++ b/src/World.cpp
@@ -905,14 +905,14 @@ void cWorld::Tick(std::chrono::milliseconds a_Dt, std::chrono::milliseconds a_La
 
 	m_ChunkMap->Tick(a_Dt);
 
-	TickClients(a_Dt.count());
+	TickClients(static_cast<float>(a_Dt.count()));
 	TickQueuedBlocks();
 	TickQueuedTasks();
 	TickScheduledTasks();
 	
-	GetSimulatorManager()->Simulate(a_Dt.count());
+	GetSimulatorManager()->Simulate(static_cast<float>(a_Dt.count()));
 
-	TickWeather(a_Dt.count());
+	TickWeather(static_cast<float>(a_Dt.count()));
 
 	m_ChunkMap->FastSetQueuedBlocks();