diff --git a/.github/workflows/build-debug.yml b/.github/workflows/build-debug.yml
index 55bf9f2..e008a25 100644
--- a/.github/workflows/build-debug.yml
+++ b/.github/workflows/build-debug.yml
@@ -23,25 +23,23 @@ jobs:
     strategy:
       matrix:
         unity: ["2019.4.25f1"]
-        include:
-          - unity: 2019.4.25f1
-            license: UNITY_LICENSE_2019
     runs-on: ubuntu-latest
     timeout-minutes: 15
     steps:
       - uses: actions/checkout@v3
       # Execute scripts: Export Package
       #  /opt/Unity/Editor/Unity -quit -batchmode -nographics -silent-crashes -logFile -projectPath . -executeMethod PackageExporter.Export
-      - name: Export unitypackage
-        uses: game-ci/unity-builder@v2
+      - name: Build Unity (.unitypacakge)
+        uses: Cysharp/Actions/.github/actions/unity-builder@main
         env:
-          UNITY_LICENSE: ${{ secrets[matrix.license] }}
+          UNITY_EMAIL: ${{ secrets.UNITY_EMAIL }}
+          UNITY_PASSWORD: ${{ secrets.UNITY_PASSWORD }}
+          UNITY_SERIAL: ${{ secrets.UNITY_SERIAL }}
         with:
           projectPath: src/ObservableCollections.Unity
           unityVersion: ${{ matrix.unity }}
           targetPlatform: StandaloneLinux64
           buildMethod: PackageExporter.Export
-          versioning: None
 
       - uses: Cysharp/Actions/.github/actions/check-metas@main # check meta files
         with:
diff --git a/.github/workflows/build-release.yml b/.github/workflows/build-release.yml
index 70f406a..43db37c 100644
--- a/.github/workflows/build-release.yml
+++ b/.github/workflows/build-release.yml
@@ -49,9 +49,6 @@ jobs:
     strategy:
       matrix:
         unity: ["2019.4.25f1"]
-        include:
-          - unity: 2019.4.25f1
-            license: UNITY_LICENSE_2019
     runs-on: ubuntu-latest
     timeout-minutes: 15
     steps:
@@ -61,16 +58,17 @@ jobs:
           ref: ${{ needs.update-packagejson.outputs.sha }}
       # Execute scripts: Export Package
       # /opt/Unity/Editor/Unity -quit -batchmode -nographics -silent-crashes -logFile -projectPath . -executeMethod PackageExporter.Export
-      - name: Export unitypackage
-        uses: game-ci/unity-builder@v2
+      - name: Build Unity (.unitypacakge)
+        uses: Cysharp/Actions/.github/actions/unity-builder@main
         env:
-          UNITY_LICENSE: ${{ secrets[matrix.license] }}
+          UNITY_EMAIL: ${{ secrets.UNITY_EMAIL }}
+          UNITY_PASSWORD: ${{ secrets.UNITY_PASSWORD }}
+          UNITY_SERIAL: ${{ secrets.UNITY_SERIAL }}
         with:
           projectPath: src/ObservableCollections.Unity
           unityVersion: ${{ matrix.unity }}
           targetPlatform: StandaloneLinux64
           buildMethod: PackageExporter.Export
-          versioning: None
 
       - uses: Cysharp/Actions/.github/actions/check-metas@main # check meta files
         with: