diff --git a/container b/container
index a794b0c68..0499bc19f 100755
--- a/container
+++ b/container
@@ -227,6 +227,7 @@ fi
 
 echo "> In machine: Upgrade packages"
 apt-get update
+apt-mark hold freedombox freedombox-doc-en freedombox-doc-es
 DEBIAN_FRONTEND=noninteractive apt-get -yq --with-new-pkgs upgrade
 
 # Install requirements for tests if not already installed as root