diff --git a/doc/glm.tex b/doc/glm.tex
index 8f725c06..afa167a5 100644
--- a/doc/glm.tex
+++ b/doc/glm.tex
@@ -44,6 +44,7 @@
 \author{Christophe Riccio}
 \subtitle{Version 0.9.7}
 
+\titlehead{\centering\includegraphics[width=6cm]{logo}}
 \title{GLM Manual}
 \date{\today{}} % You can remove \today{} and type a date manually
 
@@ -67,6 +68,10 @@ Restrictions: By making use of the Software for military purposes, you choose to
 
 THE SOFTWARE IS PROVIDED \say{AS IS}, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
+\begin{center}
+    \includegraphics[width=0.8\textwidth]{duck-large1}
+\end{center}
+
 \pagebreak{}
 
 \subsection*{\hypertarget{mit}{The MIT License}}