diff --git a/.pkgr.yml b/.pkgr.yml
index 64791fb2e..4984a9990 100644
--- a/.pkgr.yml
+++ b/.pkgr.yml
@@ -14,11 +14,9 @@ targets:
       - postgresql-devel
   debian-8:
     dependencies:
-      - nginx
       - postgresql
   ubuntu-16.04:
     dependencies:
-      - nginx
       - postgresql
 before:
   - uname -a
diff --git a/contrib/packager.io/postinstall.sh b/contrib/packager.io/postinstall.sh
index c2fc364f2..a725a6be9 100755
--- a/contrib/packager.io/postinstall.sh
+++ b/contrib/packager.io/postinstall.sh
@@ -1,13 +1,20 @@
 #!/bin/bash
-
+#
+# packager.io postinstall script
+#
 set -ex
 
 # create init scripts
 /usr/bin/zammad scale web=1 websocket=1 worker=1
 
+# stop zammad
+systemctl stop zammad
+
+# db migration
+if /usr/bin/zammad config:get DATABASE_URL ; then
+    /usr/bin/zammad run rake db:migrate
+fi
+
 # start zammad
-systemctl start zammad
-
-# start nginx
-systemctl start nginx
+systemctl restart zammad