diff --git a/Builds/containers/gitlab-ci/pkgbuild.yml b/Builds/containers/gitlab-ci/pkgbuild.yml
index 45767d43b4..8e33ec0750 100644
--- a/Builds/containers/gitlab-ci/pkgbuild.yml
+++ b/Builds/containers/gitlab-ci/pkgbuild.yml
@@ -174,7 +174,7 @@ dpkg_sign:
   dependencies:
     - dpkg_build
   image:
-    name: ubuntu:19.04
+    name: ubuntu:18.04
     # <<: *dind_param
   before_script:
   - |