diff --git a/OpenRA.Mods.Common/Graphics/BeamRenderable.cs b/OpenRA.Mods.Common/Graphics/BeamRenderable.cs
index 2130f49265..91acab077c 100644
--- a/OpenRA.Mods.Common/Graphics/BeamRenderable.cs
+++ b/OpenRA.Mods.Common/Graphics/BeamRenderable.cs
@@ -55,16 +55,16 @@ namespace OpenRA.Mods.Common.Graphics
 			{
 				var delta = length * width.Length / (2 * vecLength);
 				var corner = new WVec(-delta.Y, delta.X, delta.Z);
-				var a = wr.ScreenPosition(pos - corner);
-				var b = wr.ScreenPosition(pos + corner);
-				var c = wr.ScreenPosition(pos + corner + length);
-				var d = wr.ScreenPosition(pos - corner + length);
+				var a = wr.Screen3DPosition(pos - corner);
+				var b = wr.Screen3DPosition(pos + corner);
+				var c = wr.Screen3DPosition(pos + corner + length);
+				var d = wr.Screen3DPosition(pos - corner + length);
 				Game.Renderer.WorldRgbaColorRenderer.FillRect(a, b, c, d, color);
 			}
 			else
 			{
-				var start = wr.ScreenPosition(pos);
-				var end = wr.ScreenPosition(pos + length);
+				var start = wr.Screen3DPosition(pos);
+				var end = wr.Screen3DPosition(pos + length);
 				var screenWidth = wr.ScreenVector(new WVec(width, WDist.Zero, WDist.Zero))[0];
 				Game.Renderer.WorldRgbaColorRenderer.DrawLine(start, end, screenWidth, color);
 			}
diff --git a/OpenRA.Mods.Common/Graphics/ContrailRenderable.cs b/OpenRA.Mods.Common/Graphics/ContrailRenderable.cs
index 48adb087ab..8fa25c57d7 100644
--- a/OpenRA.Mods.Common/Graphics/ContrailRenderable.cs
+++ b/OpenRA.Mods.Common/Graphics/ContrailRenderable.cs
@@ -75,7 +75,7 @@ namespace OpenRA.Mods.Common.Graphics
 				var nextColor = Exts.ColorLerp(i * 1f / (length - 4), color, Color.Transparent);
 
 				if (!world.FogObscures(curPos) && !world.FogObscures(nextPos))
-					wcr.DrawLine(wr.ScreenPosition(curPos), wr.ScreenPosition(nextPos), screenWidth, curColor, nextColor);
+					wcr.DrawLine(wr.Screen3DPosition(curPos), wr.Screen3DPosition(nextPos), screenWidth, curColor, nextColor);
 
 				curPos = nextPos;
 				curColor = nextColor;