diff --git a/.github/workflows/deploy-preview.yml b/.github/workflows/deploy-preview.yml
index 06c1ad829..311b205d0 100644
--- a/.github/workflows/deploy-preview.yml
+++ b/.github/workflows/deploy-preview.yml
@@ -9,6 +9,7 @@ env:
   REACT_APP_FIREBASE_PROJECT_ID: tryrowy
   REACT_APP_FIREBASE_PROJECT_WEB_API_KEY:
     "${{ secrets.FIREBASE_WEB_API_KEY_TRYROWY }}"
+  CI: ""
 jobs:
   build_and_preview:
     runs-on: ubuntu-latest
@@ -20,6 +21,8 @@ jobs:
       - uses: borales/actions-yarn@v2.3.0
         with:
           cmd: build # will run `yarn build` command
+        env:
+          CI: ""
       - uses: FirebaseExtended/action-hosting-deploy@v0
         with:
           repoToken: "${{ secrets.GITHUB_TOKEN }}"