diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index aed3c9a..deef296 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -20,6 +20,7 @@ jobs:
        run: |
          docker build ./datapusher -t kowhai/ckan-docker-datapusher:testing-only
     -  name: Docker CKAN build
+       env:
+         TZ: UTC
        run: |
-         docker build ./ckan -t kowhai/ckan-docker-ckan:testing-only
-        
\ No newline at end of file
+         docker build ./ckan -t kowhai/ckan-docker-ckan:testing-only       
\ No newline at end of file