diff --git a/cours/cours_beamer.cls b/cours/cours_beamer.cls
index 468693f..09ef688 100644
--- a/cours/cours_beamer.cls
+++ b/cours/cours_beamer.cls
@@ -73,6 +73,7 @@
 \useoutertheme{default}
 \usefonttheme{professionalfonts}
 \usecolortheme[named=\firstcolor]{structure}
+\setbeamertemplate{footline}{}
 
 % enumerate
 \setbeamerfont{enumerate item}{family=\rmfamily}