diff --git a/global/overlay/etc/puppet/cosmos-rules.yaml b/global/overlay/etc/puppet/cosmos-rules.yaml
index 760c66e3..db2f875a 100644
--- a/global/overlay/etc/puppet/cosmos-rules.yaml
+++ b/global/overlay/etc/puppet/cosmos-rules.yaml
@@ -1175,5 +1175,6 @@ eidastest-1.qa.sveidas.se:
 
 idm-sto3-test-db-3\.komreg\.net:
    sunet::dockerhost:
+     docker_dns: 89.32.32.32
      advanced_network: true
    eid::idm_db: