diff --git a/partials/fsg-image/Dockerfile b/partials/fsg-image/Dockerfile
index ae199f3..ad2269e 100644
--- a/partials/fsg-image/Dockerfile
+++ b/partials/fsg-image/Dockerfile
@@ -3,4 +3,4 @@ MAINTAINER Stéphane Gourichon <stephane_sysadmin@gourichon.org>
 
 RUN echo 'Acquire::http { Proxy "http://host.containers.internal:3142"; };' > /etc/apt/apt.conf.d/01proxy
 
-RUN export DEBIAN_FRONTEND=noninteractive ; apt-get update && apt-get -y upgrade
+RUN export DEBIAN_FRONTEND=noninteractive ; apt-get update && apt-get -y upgrade && apt autoremove