diff --git a/commun/commun.sty b/commun/commun.sty
index 33c7785..9cf7e30 100644
--- a/commun/commun.sty
+++ b/commun/commun.sty
@@ -21,6 +21,7 @@
 \RequirePackage{bbding}
 \RequirePackage{xcolor}
 \RequirePackage[framemethod=tikz]{mdframed}
+\RequirePackage{pifont}
 
 % maths
 \RequirePackage{amsmath}