diff --git a/.github/workflows/package.yaml b/.github/workflows/package.yaml
index f0238d2..3776e8e 100644
--- a/.github/workflows/package.yaml
+++ b/.github/workflows/package.yaml
@@ -28,7 +28,11 @@ jobs:
 
       # Build
       - name: Build .unitypackage
-        uses: game-ci/unity-builder@v2
+        uses: game-ci/unity-builder@v4
+        env:
+          UNITY_LICENSE: ${{ secrets.UNITY_LICENSE }}
+          UNITY_EMAIL: ${{ secrets.UNITY_EMAIL }}
+          UNITY_PASSWORD: ${{ secrets.UNITY_PASSWORD }}
         with:
           unityVersion: 2020.3.8f1
           buildMethod: MackySoft.PackageTools.Editor.UnityPackageExporter.Export