diff --git a/config/latex/christex.sty b/config/latex/christex.sty
index dc4f6a02..abdcb572 100644
--- a/config/latex/christex.sty
+++ b/config/latex/christex.sty
@@ -80,7 +80,7 @@
 % Umklammerungen
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
-% Mengendefinition mit Trennstrich
+% Mengendefinition mit Trennstrich {2x | x = 1,...,n}
 \newcommand{\set}[2]{\left\lbrace#1\,\middle\vert\,#2\right\rbrace}
 
 % Bedingte Wahrscheinlichkeit mit Trennstrich