diff --git a/src/js/slaveCostJS.js b/src/js/slaveCostJS.js
index 607ec640ef8b924a75bd1fb17895522343362bfa..ff0ae0341dced90d62d41a0db359951f82263493 100644
--- a/src/js/slaveCostJS.js
+++ b/src/js/slaveCostJS.js
@@ -2359,7 +2359,7 @@ globalThis.slaveCost = function(slave, isStartingSlave = false, followLaws = fal
 					}
 					App.UI.DOM.appendNewElement("div", el, value.toString(), className);
 
-					App.UI.DOM.appendNewElement("div", el, key);
+					App.UI.DOM.appendNewElement("div", el, capFirstChar(key));
 				}
 				return el;
 			}