diff --git a/roles/fileserver/tasks/main.yml b/roles/fileserver/tasks/main.yml
index c27aafb..ffa60cc 100644
--- a/roles/fileserver/tasks/main.yml
+++ b/roles/fileserver/tasks/main.yml
@@ -1,14 +1,17 @@
 ---
 
-# TODO
-# enable non-free and contrib in order to properly install zfs-dkms
+# TODO also enable contrib for $release-security
+- name: Enable contrib repositories
+  apt_repository:
+    repo: deb http://deb.debian.org/debian {{ ansible_distribution_release }} contrib
 
-- name: Install ZFS
+- name: Install zfs-dkms
   apt:
-    name:
-    - zfs-dkms
+    name: zfs-dkms
 
-- name: Install NFS and SMB
+# creating the ZFS pool is not part of this role
+
+- name: Install NFS and samba
   apt:
     name:
     - nfs-kernel-server