diff --git a/latex/ysbeamerarticle.cls b/latex/ysbeamerarticle.cls
index 27680fe..0ebd62e 100644
--- a/latex/ysbeamerarticle.cls
+++ b/latex/ysbeamerarticle.cls
@@ -4,7 +4,7 @@
 \PassOptionsToClass{french,10pt,a4paper,DIV=18}{scrartcl}
 \PassOptionsToClass{french}{beamer}
 \RequirePackage{luacode}
-\@ifundefined{beamerarticle}{\def\CLASSNAME{beamer}}{\ifnum \beamerarticle = 1  \def\CLASSNAME{scrartcl}\else \def\CLASSNAME{beamer}\fi}%
+\@ifundefined{beamerarticle}{\gdef\beamerarticle{0}\def\CLASSNAME{beamer}}{\ifnum \beamerarticle = 1  \def\CLASSNAME{scrartcl}\else \def\CLASSNAME{beamer}\fi}%
 %
 \begin{luacode*}
 function parseargv()
@@ -22,8 +22,8 @@ end
 
 local arguments = parseargv()
 
-local beamer = [[\gdef\CLASSNAME{beamer}]]
-local scrartcl = [[\gdef\CLASSNAME{scrartcl}]]
+local beamer = [[\gdef\beamerarticle{0}\gdef\CLASSNAME{beamer}]]
+local scrartcl = [[\gdef\beamerarticle{1}\gdef\CLASSNAME{scrartcl}]]
 if arguments["-beamerarticle"] == nil then
   texio.write_nl("-beamerarticle est nil")
   if string.endswith(tex.jobname, "-PRES") then
@@ -42,6 +42,8 @@ else
 end
 \end{luacode*}
 \LoadClass{\CLASSNAME}
-
+\ifnum\beamerarticle = 1
+\RequirePackage[top=16.5mm,bottom=49.5mm,left=30mm,right=22.5mm]{geometry}
+\fi
 \endinput