diff --git a/global/overlay/etc/puppet/cosmos-rules.yaml b/global/overlay/etc/puppet/cosmos-rules.yaml
index 505cce0a..763346b4 100644
--- a/global/overlay/etc/puppet/cosmos-rules.yaml
+++ b/global/overlay/etc/puppet/cosmos-rules.yaml
@@ -1178,4 +1178,4 @@ eidastest-1.qa.sveidas.se:
 
 idm-sto3-test-db-3\.komreg\.net:
    sunet::dockerhost2:
-   sunet::mariadb:
+   eid::idm_db:
diff --git a/global/overlay/etc/puppet/modules/eid/manifests/idm_db.pp b/global/overlay/etc/puppet/modules/eid/manifests/idm_db.pp
new file mode 100644
index 00000000..348d92ed
--- /dev/null
+++ b/global/overlay/etc/puppet/modules/eid/manifests/idm_db.pp
@@ -0,0 +1,9 @@
+# idm_db
+class eid::idm_db (
+  $bootstrap = undef,
+) {
+
+  sunet::mariadb { 'idm_db':
+    bootstrap            => $bootstrap,
+  }
+}