diff --git a/triplea_maps.yaml b/triplea_maps.yaml
index 9a3cd59d49c..05423102a07 100644
--- a/triplea_maps.yaml
+++ b/triplea_maps.yaml
@@ -2842,7 +2842,7 @@
     <br>type of crystal grew and quickly spread around the world. The new
     <br>substance was named Tiberium.
 - mapName: Hearts of Iron 2-Europe
-  mapCategory: Experimental
+  mapCategory: EXPERIMENTAL
   url: https://github.com/triplea-maps/HOI2Europe
   img: https://github.com/triplea-maps/HOI2Europe/blob/master/HOI2Europe/preview.png
   version: 1