diff --git a/AMP Year One/sheet.json b/AMP Year One/sheet.json
index 57c329cb6b..10c6fe81bb 100644
--- a/AMP Year One/sheet.json	
+++ b/AMP Year One/sheet.json	
@@ -1,6 +1,6 @@
 {
-  "html": "AMPYearOne.html",
-  "css": "AMPYearOne.css",
+  "html": "AmpYearOne.html",
+  "css": "AmpYearOne.css",
   "authors": "Vialmada",
   "preview": "AMPYearOne.png",
   "roll20userid": "6040293",