diff --git a/site-modules/profile/lib/facter/ceph_mgr_modules.rb b/site-modules/profile/lib/facter/ceph_mgr_modules.rb
new file mode 100644
index 00000000..95842b0b
--- /dev/null
+++ b/site-modules/profile/lib/facter/ceph_mgr_modules.rb
@@ -0,0 +1,9 @@
+require 'json'
+
+Facter.add('ceph_mgr_modules') do
+  setcode do
+    if File.exist?('/var/lib/ceph/mgr')
+      JSON.parse(Facter::Core::Execution.execute('ceph mgr module ls'))
+    end
+  end
+end
diff --git a/site-modules/profile/manifests/ceph/mon.pp b/site-modules/profile/manifests/ceph/mon.pp
index 9c517dc7..bd49dfcc 100644
--- a/site-modules/profile/manifests/ceph/mon.pp
+++ b/site-modules/profile/manifests/ceph/mon.pp
@@ -1,30 +1,48 @@
 # Ceph Monitor profile
 class profile::ceph::mon {
   include profile::ceph::base
 
   $mon_secret = lookup('ceph::secrets::mon')
   $mgr_secret = lookup('ceph::secrets::mgr')
 
   $client_keys = lookup('ceph::keys')
 
   ::ceph::mon {$::hostname:
     key => $mon_secret,
   }
 
   ::ceph::mgr {$::hostname:
     key        => $mgr_secret,
     inject_key => true,
   }
 
   ::Ceph::Key {
     inject => true,
     inject_as_id => 'mon.',
     inject_keyring => "/var/lib/ceph/mon/ceph-${::hostname}/keyring",
   }
 
   each($client_keys) |$name, $data| {
     ::ceph::key {"client.${name}":
       * => $data,
     }
   }
+
+  $enabled_modules = pick(
+    $::ceph_mgr_modules,
+    {'enabled_modules' => []},
+  )['enabled_modules']
+
+  unless (member($enabled_modules, 'prometheus')) {
+    Service<| tag == 'ceph-mgr' |>
+    -> exec {'ceph mgr enable module prometheus':
+      path   => ['/bin', '/usr/bin'],
+    }
+  }
+
+  $fqdn = $::swh_hostname['internal_fqdn']
+
+  profile::prometheus::export_scrape_config {'ceph':
+    target => "http://${fqdn}:9283",
+  }
 }