diff --git a/.github/workflows/dev-deploy.yml b/.github/workflows/dev-deploy.yml
index e23b8e5..e48f082 100644
--- a/.github/workflows/dev-deploy.yml
+++ b/.github/workflows/dev-deploy.yml
@@ -27,7 +27,7 @@ jobs:
   deploy-development-ssb:
     name: deploy (development-ssb)
     environment: development-ssb
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04
     # needs:
     #   - create-cloudgov-services-development-ssb
     steps: