diff --git a/OpenRA.Mods.Common/Traits/Sellable.cs b/OpenRA.Mods.Common/Traits/Sellable.cs
index 30f179c884..ab3bef9bf5 100644
--- a/OpenRA.Mods.Common/Traits/Sellable.cs
+++ b/OpenRA.Mods.Common/Traits/Sellable.cs
@@ -87,7 +87,7 @@ namespace OpenRA.Mods.Common.Traits
 					sellValue /= health.Value.MaxHP;
 				}
 
-				return "Refund: " + sellValue;
+				return "Refund: $" + sellValue;
 			}
 		}
 	}