diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2b72ae2..0c0fa57 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,6 +11,7 @@ jobs:
       # required by ubuntu:bionic
       # https://github.blog/changelog/2024-03-07-github-actions-all-actions-will-run-on-node20-instead-of-node16-by-default/
       ACTIONS_ALLOW_USE_UNSECURE_NODE_VERSION: true
+      DEBIAN_FRONTEND: noninteractive
     strategy:
       matrix:
         image: ${{ fromJSON(vars.SMOKE_TEST_IMAGES) }}