diff --git a/content/u/advent-calendar/23/contents.lr b/content/u/advent-calendar/23/contents.lr
index bc93914..7569858 100644
--- a/content/u/advent-calendar/23/contents.lr
+++ b/content/u/advent-calendar/23/contents.lr
@@ -37,7 +37,7 @@ The IPv6 Temperature Sensor can be used with [VIIRB](https://https://ungleich.ch
 The package contains the following. 
 
 - 1 Temperature Sensor
-- 1 VIIRB or VIWIB (optional)
+- 1 VIIRB or VIWIB 
 
 ## Price