diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index bddc15f6..a592e2bf 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -71,7 +71,7 @@ jobs:
     # Attach the packaged artifacts to the workflow output. These can be manually
     # downloaded for later inspection if necessary.
     - name: Archive artifacts
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v5
       with:
         name: Release
         path: FirebaseAdmin/FirebaseAdmin/bin/Release
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 64385661..9468e020 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -82,7 +82,7 @@ jobs:
     # Attach the packaged artifacts to the workflow output. These can be manually
     # downloaded for later inspection if necessary.
     - name: Archive artifacts
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v5
       with:
         name: Release
         path: FirebaseAdmin/FirebaseAdmin/bin/Release