diff --git a/Dockerfile b/Dockerfile
index 9992fc4..40340fe 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -15,7 +15,8 @@
 # FROM nextcloud:27.0.2-apache
 # FROM nextcloud:27.1.1-apache
 # FROM nextcloud:27.1.3-apache
-FROM nextcloud:27.1.4-apache
+# FROM nextcloud:27.1.4-apache
+FROM nextcloud:28.0.1-apache
 
 # This is a stupid comment for a demo (remove later)
 
@@ -52,6 +53,12 @@ RUN apt-get update \
 RUN apt-get update && apt-get install -y libgmp3-dev \
  && docker-php-ext-install gmp
 
+##
+## BZ2 Support (for nextcloud)
+##
+RUN apt-get update && apt-get install -y libbz2-dev \
+ && docker-php-ext-install bz2
+
 ##
 ## SVG and LibreSign support
 ##
diff --git a/postdeploy.sh b/postdeploy.sh
index 57ba1e7..f541f97 100755
--- a/postdeploy.sh
+++ b/postdeploy.sh
@@ -6,8 +6,12 @@ set -e
 cd /var/www/html
 echo "GYR:POSTDEPLOY:START ($(pwd))"
 find . -maxdepth 1 
+php -d memory_limit=-1 occ maintenance:mode --on
 php -d memory_limit=-1 occ upgrade 
 php -d memory_limit=-1 occ db:convert-filecache-bigint 
 php -d memory_limit=-1 occ db:add-missing-indices 
+php -d memory_limit=-1 occ maintenance:update:htaccess
+php -d memory_limit=-1 occ maintenance:mode --off
+php -d memory_limit=-1 occ maintenance:mode --off || true
 echo "GYR:POSTDEPLOY:END"