diff --git a/poster.tex b/poster.tex
index 43b449644a30e682acb7eac6b8457fae6d329231..ddf368ac8c2b8c7475ab0c35e3c0c52b0323377e 100644
--- a/poster.tex
+++ b/poster.tex
@@ -2,6 +2,7 @@
 \usepackage[utf8]{inputenc}
 \usepackage[T1]{fontenc}
 
+\usepackage[orientation=portrait, size=a0, scale=1.4]{beamerposter}
 % beamer theme
 \mode<presentation>
 \usetheme{tptposter}
@@ -12,25 +13,22 @@
 \email{tarik.graba@telecom-paristech.fr}
 \myurl{http://www.telecom-paristech.fr}
 % Conf logo at the right of the title block
-\mylogo{%
-\begin{tabular}{c}
-\noindent\includegraphics[width=.45\textwidth]{tpt}\\
-\noindent\includegraphics[width=.45\textwidth]{tpt}
-\end{tabular}
-}
+\mylogo{\includegraphics[width=.6\textwidth]{tpt}}
 
 \begin{document}
+\begin{frame}[t]
 
-\postertitle
-
-%
-% first column
+%% first column
 \begin{columns}
    \begin{column}{.45\textwidth}
       Write something here
 
       \begin{block}{Truc}
-         Foo
+         \begin{itemize}
+            \item Foo
+            \item Bar
+            \item Foo Bar
+         \end{itemize}
       \end{block}
 
       \medskip
@@ -59,4 +57,5 @@
 
 \end{columns}
 
+\end{frame}
 \end{document}
diff --git a/texinputs/beamerthemetptposter.sty b/texinputs/beamerthemetptposter.sty
index fba3f2b5c0247adcf9a58fa4cc844c741945c9c2..2a75d7a3386fcd9b6e96689178fcad0ef60c2736 100644
--- a/texinputs/beamerthemetptposter.sty
+++ b/texinputs/beamerthemetptposter.sty
@@ -3,7 +3,6 @@
 
 \RequirePackage{xcolor}
 \RequirePackage{helvet}
-\RequirePackage[orientation=portrait, size=a0, scale=1.4]{beamerposter}
 
 \mode<presentation>
 
@@ -56,7 +55,8 @@
    \end{beamercolorbox}%
 }
 
-\newcommand\postertitle{
+\defbeamertemplate*{headline}{tpt default}
+{\leavevmode%
 \begin{beamercolorbox}[left, rightskip=0pt, wd=\paperwidth, ht=.075\paperheight, dp=.03\paperheight]{poster title}
    \hspace{.02\paperwidth}%
    \raisebox{.015\paperheight}{%