diff --git a/.github/workflows/deploy_dev.yaml b/.github/workflows/deploy_dev.yaml
index a7f99f5..660c15e 100644
--- a/.github/workflows/deploy_dev.yaml
+++ b/.github/workflows/deploy_dev.yaml
@@ -40,7 +40,7 @@ jobs:
         env:
           API_TOKEN_GITHUB: ${{ secrets.API_TOKEN_GITHUB }}
         with:
-          source_file: 'build/'
+          source_file: 'build/.'
           destination_repo: 'data-to-insight/csc-validator-fe-publish-903'
           destination_branch: 'gh-pages'
           user_email: 'dave.tickle@socialfinance.org.uk'