diff --git a/OpenRA.Game/Primitives/Size.cs b/OpenRA.Game/Primitives/Size.cs
index 2693d662a2..cce148710d 100644
--- a/OpenRA.Game/Primitives/Size.cs
+++ b/OpenRA.Game/Primitives/Size.cs
@@ -74,9 +74,6 @@ namespace OpenRA.Primitives
 			return Width ^ Height;
 		}
 
-		public override string ToString()
-		{
-			return $"{{Width={Width}, Height={Height}}}";
-		}
+		public override string ToString() { return Width + "," + Height; }
 	}
 }