diff --git a/.gitlab-ci.jsonnet b/.gitlab-ci.jsonnet
index d5b57e2479..85f41f950c 100644
--- a/.gitlab-ci.jsonnet
+++ b/.gitlab-ci.jsonnet
@@ -179,7 +179,7 @@ local jobs = {
         },
         stage: stages.deploy_staging,
         script+: [
-            "curl -X POST --data-urlencode \"payload={\\\"text\\\": \\\"New OLM Operator quay.io/coreos/olm:${CI_COMMIT_REF_SLUG}-${CI_COMMIT_SHA} deployed to https://teamui18.console.team.coreos.systems/k8s/ns/tectonic-system/deployments/alm-operator\\\"}\" ${TEAMUI_SLACK_URL}",
+            "curl -X POST --data-urlencode \"payload={\\\"text\\\": \\\"New OLM Operator quay.io/coreos/olm:${CI_COMMIT_REF_SLUG}-${CI_COMMIT_SHA} deployed to ${TEAMUI_HOST}/k8s/ns/tectonic-system/deployments/alm-operator\\\"}\" ${TEAMUI_SLACK_URL}",
         ],
         environment+: {
             name: "teamui",
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 71ccb1f6ee..ebd84b06d5 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -151,7 +151,7 @@ deploy-teamui:
     --set namespace=tectonic-system --set watchedNamespaces= > ${charttmpdir}/${f};done;kubectl apply -f ${charttmpdir}
   - kubectl rollout status -w deployment/alm-operator --namespace=tectonic-system
   - kubectl rollout status -w deployment/catalog-operator --namespace=tectonic-system
-  - 'curl -X POST --data-urlencode "payload={\"text\": \"New OLM Operator quay.io/coreos/olm:${CI_COMMIT_REF_SLUG}-${CI_COMMIT_SHA} deployed to https://teamui18.console.team.coreos.systems/k8s/ns/tectonic-system/deployments/alm-operator\"}"
+  - 'curl -X POST --data-urlencode "payload={\"text\": \"New OLM Operator quay.io/coreos/olm:${CI_COMMIT_REF_SLUG}-${CI_COMMIT_SHA} deployed to ${TEAMUI_HOST}/k8s/ns/tectonic-system/deployments/alm-operator\"}"
     ${TEAMUI_SLACK_URL}'
   stage: deploy_staging
   tags: