diff --git a/roles/common/tasks/main.yml b/roles/common/tasks/main.yml
index 280627f..1ae21ab 100644
--- a/roles/common/tasks/main.yml
+++ b/roles/common/tasks/main.yml
@@ -1,4 +1,7 @@
 ---
+- name: Import OS-specific variables
+  include_vars: "vars/{{ ansible_distribution }}.yml"
+  tags: always
 
 - name: Configure network time
   import_tasks: ntp.yml
diff --git a/vars/Ubuntu.yml b/vars/Ubuntu.yml
new file mode 100644
index 0000000..a6921c1
--- /dev/null
+++ b/vars/Ubuntu.yml
@@ -0,0 +1,10 @@
+---
+
+# sshd service name is `ssh` on Debian/Ubuntu, but it's
+# `sshd` on CentOS
+sshd_service_name: ssh
+
+# provisioning user vars
+provisioning_user: { name: 'provisioning', home: '/home/provisioning' }
+
+# vim: set ts=2 sw=2:
diff --git a/web.yml b/web.yml
index f7c5455..45d7c58 100644
--- a/web.yml
+++ b/web.yml
@@ -13,6 +13,5 @@
     - munin
   vars_files:
     - vars/ipsets.yml
-    - vars/Debian.yml
 
 # vim: set sw=2 ts=2: