diff --git a/.github/workflows/adev-preview-deploy.yml b/.github/workflows/adev-preview-deploy.yml
index fe0b0e46bba..f0423799c4c 100644
--- a/.github/workflows/adev-preview-deploy.yml
+++ b/.github/workflows/adev-preview-deploy.yml
@@ -37,8 +37,8 @@ jobs:
         working-directory: ./
         run: |
           # We can use `npx` as the Firebase deploy actions uses it too.
-          npx -y firebase-tools@latest target:clear --project ${{env.PREVIEW_PROJECT}} hosting angular-docs
-          npx -y firebase-tools@latest target:apply --project ${{env.PREVIEW_PROJECT}} hosting angular-docs ${{env.PREVIEW_SITE}}
+          npx -y firebase-tools@latest target:clear --config adev/firebase.json --project ${{env.PREVIEW_PROJECT}} hosting angular-docs
+          npx -y firebase-tools@latest target:apply --config adev/firebase.json --project ${{env.PREVIEW_PROJECT}} hosting angular-docs ${{env.PREVIEW_SITE}}
 
       - uses: angular/dev-infra/github-actions/previews/upload-artifacts-to-firebase@73777547f819464aa5f48071b966eed34fd2c402
         with: