diff --git a/OpenRA.Game/Traits/World/ResourceLayer.cs b/OpenRA.Game/Traits/World/ResourceLayer.cs
index e910a76323..8de5aff5d6 100644
--- a/OpenRA.Game/Traits/World/ResourceLayer.cs
+++ b/OpenRA.Game/Traits/World/ResourceLayer.cs
@@ -15,7 +15,7 @@ using OpenRA.Graphics;
 
 namespace OpenRA.Traits
 {
-	public class ResourceLayerInfo : TraitInfo<ResourceLayer> { }
+	public class ResourceLayerInfo : TraitInfo<ResourceLayer>, Requires<UnitInfluenceInfo> { }
 
 	public class ResourceLayer: IRenderOverlay, IWorldLoaded
 	{
diff --git a/OpenRA.Mods.RA/Crate.cs b/OpenRA.Mods.RA/Crate.cs
index b01bc44a52..770e50afcb 100644
--- a/OpenRA.Mods.RA/Crate.cs
+++ b/OpenRA.Mods.RA/Crate.cs
@@ -116,8 +116,9 @@ namespace OpenRA.Mods.RA
 			PxPosition = Util.CenterOfCell(cell);
 
 			var seq = self.World.GetTerrainInfo(cell).IsWater ? "water" : "idle";
-			if (seq != self.Trait<RenderSimple>().anim.CurrentSequence.Name)
-				self.Trait<RenderSimple>().anim.PlayRepeating(seq);
+			var rs = self.Trait<RenderSimple>();
+			if (seq != rs.anim.CurrentSequence.Name)
+				rs.anim.PlayRepeating(seq);
 
 			if( self.IsInWorld )
 				uim.Add(self, this);