diff --git a/.github/workflows/deploy.yaml b/.github/workflows/deploy.yaml
index 30fa3d3..34c9770 100755
--- a/.github/workflows/deploy.yaml
+++ b/.github/workflows/deploy.yaml
@@ -86,6 +86,7 @@ jobs:
       GITHUB_SHA: ${{ github.sha }}
       DIGITALOCEAN_APP_NAME: ${{ secrets.DIGITALOCEAN_APP_NAME }}
       DIGITALOCEAN_APP_DOMAIN: ${{ secrets.DIGITALOCEAN_APP_DOMAIN }}
+      DIGITALOCEAN_APP_DOMAIN_ALIAS: ${{ secrets.DIGITALOCEAN_APP_DOMAIN_ALIAS }}
       DIGITALOCEAN_SIZE_SLUG: ${{ secrets.DIGITALOCEAN_SIZE_SLUG }}
       PREFECT_API_KEY: ${{ secrets.PREFECT_API_KEY }}
       PREFECT_API_URL: ${{ secrets.PREFECT_API_URL }}
diff --git a/app-spec.yml b/app-spec.yml
index bd5274c..7ddc159 100644
--- a/app-spec.yml
+++ b/app-spec.yml
@@ -4,6 +4,8 @@ alerts:
 domains:
   - domain: ${DIGITALOCEAN_APP_DOMAIN}
     type: PRIMARY
+  - domain: ${DIGITALOCEAN_APP_DOMAIN_ALIAS}
+    type: ALIAS
     minimum_tls_version: "1.2"
 envs:
   - key: ENV