diff --git a/.github/workflows/build-debug.yml b/.github/workflows/build-debug.yml
index c3c34ea..1d2b8d9 100644
--- a/.github/workflows/build-debug.yml
+++ b/.github/workflows/build-debug.yml
@@ -58,7 +58,8 @@ jobs:
           directory: src/Ulid.Unity
 
       # Store artifacts.
-      - uses: actions/upload-artifact@v2
+      - uses: Cysharp/Actions/.github/actions/upload-artifact@main
         with:
           name: Ulid.Unity.${{ matrix.unity }}.unitypackage.zip
           path: ./src/Ulid.Unity/*.unitypackage
+          retention-days: 1
diff --git a/.github/workflows/build-release.yml b/.github/workflows/build-release.yml
index e703ae1..9ab2524 100644
--- a/.github/workflows/build-release.yml
+++ b/.github/workflows/build-release.yml
@@ -34,10 +34,11 @@ jobs:
       - run: dotnet pack -c Release --no-build -p:Version=${{ inputs.tag }} -o ./publish
 
       # Store artifacts.
-      - uses: actions/upload-artifact@v2
+      - uses: Cysharp/Actions/.github/actions/upload-artifact@main
         with:
           name: nuget
           path: ./publish/
+          retention-days: 1
 
   build-unity:
     needs: [update-packagejson]
@@ -82,10 +83,11 @@ jobs:
           directory: src/Ulid.Unity
 
       # Store artifacts.
-      - uses: actions/upload-artifact@v1
+      - uses: Cysharp/Actions/.github/actions/upload-artifact@main
         with:
           name: Ulid.Unity.${{ inputs.tag }}.unitypackage
           path: ./src/Ulid.Unity/Ulid.Unity.${{ inputs.tag }}.unitypackage
+          retention-days: 1
 
   # release
   create-release: