diff --git a/cnam/travaux/paper.png b/cnam/travaux/paper.png
new file mode 100644
index 0000000..7c1fcdf
Binary files /dev/null and b/cnam/travaux/paper.png differ
diff --git a/cnam/travaux/probatoire/présentation/settings.tex b/cnam/travaux/probatoire/présentation/settings.tex
index a67a2f4..2e39c21 100644
--- a/cnam/travaux/probatoire/présentation/settings.tex
+++ b/cnam/travaux/probatoire/présentation/settings.tex
@@ -2,6 +2,7 @@
 
 \usetheme{Berkeley}
 \usecolortheme{seahorse}
+\usebackgroundtemplate{\includegraphics[width=\paperwidth]{../paper}}
 
 \setbeamercovered{transparent}
 \beamertemplatenavigationsymbolsempty