diff --git a/gitlab_upgrade_minor10.3.8_to_10.3.9.sh b/gitlab_upgrade_minor10.3.8_to_10.3.9.sh
new file mode 100644
index 0000000..814baf6
--- /dev/null
+++ b/gitlab_upgrade_minor10.3.8_to_10.3.9.sh
@@ -0,0 +1,72 @@
+#!/bin/bash
+set -euo pipefail
+IFS=$'\n\t'
+
+gitlabUser="$1"
+gitlabVersion="10.3.9"
+
+cd /home/${gitlabUser}/gitlab
+
+# Do a backup
+sudo -u $gitlabUser -H bundle exec rake gitlab:backup:create RAILS_ENV=production
+
+# Fetch $gitlabVersion
+sudo -u $gitlabUser -H git fetch --all -p
+sudo -u $gitlabUser -H git fetch -t
+sudo -u $gitlabUser -H git checkout -- Gemfile.lock db/schema.rb yarn.lock locale
+sudo -u $gitlabUser -H git checkout -B v${gitlabVersion} tags/v${gitlabVersion}
+#sudo -u $gitlabUser -H git pull origin v${gitlabVersion}
+sudo -u $gitlabUser -H sed -i -e s'/app_user="git"/app_user="'$gitlabUser'"/' \
+  -e 's/# Provides: .*gitlab$/# Provides: '$gitlabUser'/' \
+  lib/support/init.d/gitlab
+sudo -u $gitlabUser -H sed -i 's#script_path = "/etc/init.d/gitlab"#script_path = "/etc/init.d/'$gitlabUser'"#g' \
+  lib/tasks/gitlab/check.rake
+install -m 755 /home/${gitlabUser}/gitlab/lib/support/init.d/gitlab /etc/init.d/${gitlabUser}
+sudo -u $gitlabUser -H git commit -a --amend -m 'change default user'
+
+# gitlab-shell
+cd /home/${gitlabUser}/gitlab-shell
+sudo -u $gitlabUser -H git fetch --all
+sudo -u $gitlabUser -H git checkout -B v$(</home/${gitlabUser}/gitlab/GITLAB_SHELL_VERSION) \
+  tags/v$(</home/${gitlabUser}/gitlab/GITLAB_SHELL_VERSION)
+sudo -u $gitlabUser -H bin/compile
+
+# gitlab-workhorse
+cd /home/${gitlabUser}/gitlab-workhorse
+sudo -u $gitlabUser -H git fetch --all
+sudo -u $gitlabUser -H git checkout -B v$(</home/${gitlabUser}/gitlab/GITLAB_WORKHORSE_VERSION) \
+  tags/v$(</home/${gitlabUser}/gitlab/GITLAB_WORKHORSE_VERSION)
+sudo -u $gitlabUser -H make
+
+# clean and install gems
+cd /home/${gitlabUser}/gitlab
+sudo -u $gitlabUser -H bundle install --without development test mysql aws kerberos --deployment
+sudo -u $gitlabUser -H bundle clean
+
+# gitaly
+cd /home/${gitlabUser}/gitaly
+pkill -u $gitlabUser gitaly || true
+sudo -u $gitlabUser -H git fetch --all --tags
+sudo -u $gitlabUser -H git checkout v$(</home/${gitlabUser}/gitlab/GITALY_SERVER_VERSION)
+sudo -u $gitlabUser -H cp config.toml{.example,}
+sudo -u $gitlabUser -H sed -i "s#/home/git/#/home/${gitlabUser}/#g" config.toml
+sudo -u $gitlabUser -H make
+
+# db:migrate, assets, ...
+cd /home/${gitlabUser}/gitlab
+sudo -u $gitlabUser -H bundle exec rake db:migrate RAILS_ENV=production
+# Be sure to have the latest package.json
+sudo -u $gitlabUser -H git checkout -- package.json
+sudo -u $gitlabUser -H yarn install
+sudo -u $gitlabUser -H bundle exec rake yarn:install gitlab:assets:clean gitlab:assets:compile RAILS_ENV=production NODE_ENV=production
+sudo -u $gitlabUser -H bundle exec rake gettext:compile RAILS_ENV=production
+sudo -u $gitlabUser -H bundle exec rake cache:clear RAILS_ENV=production
+sudo -u $gitlabUser -H git commit -a --amend -m "upgraded to $gitlabVersion"
+
+# Restart and check the installation
+/etc/init.d/${gitlabUser} restart
+sudo -u $gitlabUser -H bundle exec rake gitlab:env:info RAILS_ENV=production
+sudo -u $gitlabUser -H bundle exec rake gitlab:check RAILS_ENV=production
+cd
+
+mail -s "Mise a jour de GitLab en v${gitlabVersion}" $gitlabUser <<< "Votre GitLab (mutu Evolix) a été mis à jour en v${gitlabVersion}."