diff --git a/OpenRa.Game/Game.cs b/OpenRa.Game/Game.cs
index 20568edba2..f7f2bc3753 100644
--- a/OpenRa.Game/Game.cs
+++ b/OpenRa.Game/Game.cs
@@ -98,9 +98,6 @@ namespace OpenRa
 
 			chrome = new Chrome(renderer);
 
-			oreFrequency = (int)(Rules.General.GrowthRate * 60 * 25);
-			oreTicks = oreFrequency;
-
 			SpawnPoints = Rules.AllRules.GetSection("Waypoints")
 				.Select(kv => Pair.New(int.Parse(kv.Key), new int2(int.Parse(kv.Value) % 128, int.Parse(kv.Value) / 128)))
 				.Where(a => a.First < 8)
@@ -158,8 +155,6 @@ namespace OpenRa
 			lastTime = Environment.TickCount;
 		}
 
-		static int oreFrequency;
-		static int oreTicks;
 		public static int RenderFrame = 0;
 
 		internal static Chat chat = new Chat();
@@ -192,16 +187,7 @@ namespace OpenRa
 						if (controller.orderGenerator != null)
 							controller.orderGenerator.Tick();
 
-						if (--oreTicks == 0)
-							using (new PerfSample("ore"))
-							{
-								Game.world.Map.GrowOre(SharedRandom);
-								minimap.InvalidateOre();
-								oreTicks = oreFrequency;
-							}
-
 						world.Tick();
-						Game.world.UnitInfluence.Tick();
 						foreach (var player in players.Values)
 							player.Tick();
 					}
diff --git a/OpenRa.Game/World.cs b/OpenRa.Game/World.cs
index 7c805d8011..dab559245f 100644
--- a/OpenRa.Game/World.cs
+++ b/OpenRa.Game/World.cs
@@ -18,6 +18,9 @@ namespace OpenRa
 		public readonly Map Map;
 		public readonly TileSet TileSet;
 
+		readonly int oreFrequency;
+		int oreTicks;
+
 		public World()
 		{
 			Map = new Map( Rules.AllRules );
@@ -27,6 +30,9 @@ namespace OpenRa
 			BuildingInfluence = new BuildingInfluenceMap();
 			UnitInfluence = new UnitInfluenceMap();
 
+			oreFrequency = (int)(Rules.General.GrowthRate * 60 * 25);
+			oreTicks = oreFrequency;
+
 			CreateActor("World", new int2(int.MaxValue, int.MaxValue), null);
 		}
 
@@ -61,6 +67,14 @@ namespace OpenRa
 		
 		public void Tick()
 		{
+			if (--oreTicks == 0)
+				using( new PerfSample( "ore" ) )
+				{
+					Map.GrowOre( Game.SharedRandom );
+					Game.minimap.InvalidateOre();
+					oreTicks = oreFrequency;
+				}
+
 			foreach (var a in actors) a.Tick();
 			foreach (var e in effects) e.Tick();
 
@@ -69,6 +83,8 @@ namespace OpenRa
 			var acts = frameEndActions;
 			frameEndActions = new List<Action<World>>();
 			foreach (var a in acts) a(this);
+
+			UnitInfluence.Tick();
 		}
 
 		public IEnumerable<Actor> Actors { get { return actors; } }