diff -r 3e33196a7312 -r 57078c02a42e ThemeCfg.wiki
--- a/ThemeCfg.wiki	Tue Apr 17 01:51:31 2018 +0100
+++ b/ThemeCfg.wiki	Tue Apr 17 01:52:01 2018 +0100
@@ -29,7 +29,7 @@
 === `hidden` ===
 If this key is present in `theme.cfg` (the value does not matter), the theme will be hidden from the theme selection menu. Background themes *must* be hidden.
 
-Added in 0.9.24.
+This key has been added in 0.9.24.
 
 === `ice` ===
 If this key is present (any value), girders become slippery like ice. This also applies to placed girders. This significantly changes the gameplay of your theme, so use wisely. If this key is not present, the terrain is not slippery.