diff --git a/Dockerfile b/Dockerfile
index a7d160d..ec8fbf8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -55,6 +55,7 @@ ARG EMAIL_ADDRESS="youremail@example.com"
 ARG GPG_PASSWORD="PickAPassword"
 ARG HOSTNAME=localhost
 ARG MODE=packages
+ARG PACKAGE_FILE=default
 ARG UBUNTU_RELEASE=xenial
 ARG UPSTREAM_URL="http://archive.ubuntu.com/ubuntu/"
 ARG COMPONENTS="main universe"
@@ -65,12 +66,13 @@ ENV EMAIL_ADDRESS ${EMAIL_ADDRESS}
 ENV GPG_PASSWORD ${GPG_PASSWORD}
 ENV HOSTNAME ${HOSTNAME}
 ENV MODE ${MODE}
+ENV PACKAGE_FILE=${PACKAGE_FILE}
 ENV UBUNTU_RELEASE=${UBUNTU_RELEASE}
 ENV UPSTREAM_URL=${UPSTREAM_URL}
 ENV COMPONENTS=${COMPONENTS}
 ENV REPOS=${REPOS}
 
-COPY assets/packages /opt/packages
+COPY assets/packages/* /opt/packages/
 COPY assets/gpg/* /opt/aptly/
 
 RUN /opt/startup.sh
diff --git a/Vagrantfile b/Vagrantfile
index 1eee671..bc05447 100644
--- a/Vagrantfile
+++ b/Vagrantfile
@@ -82,15 +82,15 @@ Vagrant.configure("2") do |config|
     node.vm.provision "file", source: ".", destination: "$HOME/docker-aptly"
 
     node.vm.provision :shell, inline: <<-SHELL
-       echo htop > /home/vagrant/docker-aptly/assets/packages
-       echo telnetd >> /home/vagrant/docker-aptly/assets/packages
-       echo openbsd-inetd >> /home/vagrant/docker-aptly/assets/packages
-       echo inet-superserver >> /home/vagrant/docker-aptly/assets/packages
-       echo 'mysql-client (>= 3.6)' >> /home/vagrant/docker-aptly/assets/packages
+       echo htop > /home/vagrant/docker-aptly/assets/packages/list
+       echo telnetd >> /home/vagrant/docker-aptly/assets/packages/list
+       echo openbsd-inetd >> /home/vagrant/docker-aptly/assets/packages/list
+       echo inet-superserver >> /home/vagrant/docker-aptly/assets/packages/list
+       echo 'mysql-client (>= 3.6)' >> /home/vagrant/docker-aptly/assets/packages/list
     SHELL
 
     node.vm.provision "docker" do |d|
-      d.build_image "/home/vagrant/docker-aptly -t aptly:test"
+      d.build_image "/home/vagrant/docker-aptly -t aptly:test --build-arg PACKAGE_FILE=list"
       d.run "aptly",
             args: "-p '8080:80' -v '/home/vagrant/docker-aptly/assets/nginx:/opt/nginx'",
             image: "aptly:test"
diff --git a/assets/packages b/assets/packages/default
similarity index 100%
rename from assets/packages
rename to assets/packages/default
diff --git a/assets/update_mirror_ubuntu.sh b/assets/update_mirror_ubuntu.sh
index 336eb00..35787db 100755
--- a/assets/update_mirror_ubuntu.sh
+++ b/assets/update_mirror_ubuntu.sh
@@ -12,7 +12,11 @@ set -x
 # https://help.ubuntu.com/community/Repositories/CommandLine
 
 if [ "$MODE" = "packages" ]; then
-    FILTER_OPTS=(-filter="$(cat /opt/packages | paste -sd \| -)" -filter-with-deps)
+    if [ ! -f "/opt/packages/$PACKAGE_FILE" ]; then
+        echo "File with a package list is not found"
+        exit 1
+    fi
+    FILTER_OPTS=(-filter="$(cat /opt/packages/$PACKAGE_FILE | paste -sd \| -)" -filter-with-deps)
 else
     FILTER_OPTS=()
 fi