diff --git a/Dockerfile b/Dockerfile
index 8e8a299d2..0a0cb3233 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -17,7 +17,7 @@ RUN apt update && \
         # scipy
         gfortran libblas-dev liblapack-dev libatlas-base-dev \
         # impact retour emploi
-        wkhtmltopdf python3-cairo \
+        wkhtmltopdf python3-cairo xvfb\
     && pip3 install virtualenv
 
 # Install python requirements
@@ -38,4 +38,4 @@ RUN ../env/bin/flask assets build
 
 # Run uwsgi
 EXPOSE 8000
-CMD ["../env/bin/uwsgi", "./docker/uwsgi.ini"]
+CMD ["../env/bin/uwsgi", "./docker/uwsgi.ini"]
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