diff --git a/lib/cr.sty b/lib/cr.sty
index 55a762d..a1d97d4 100644
--- a/lib/cr.sty
+++ b/lib/cr.sty
@@ -3,6 +3,7 @@
 \usepackage[french]{babel}
 \usepackage[T1]{fontenc}
 \usepackage{xparse}
+\usepackage{hyperref}
 
 \graphicspath{{images/}}
 \geometry{