diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 959db1fe8a..5236e3fd4b 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -21,7 +21,7 @@ jobs:
         dotnet-version: ${{ env.DOTNET_VERSION }}
     - name: Check format
       run: |
-        dotnet tool install --version 3.2.111002 --tool-path ./ dotnet-format --add-source https://dotnet.myget.org/F/format/api/v3/index.json
+        dotnet tool install --version 5.0.142902 --tool-path ./ dotnet-format --add-source https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-tools/nuget/v3/index.json
         ./dotnet-format --check --dry-run -v diagnostic
     - name: Test
       run: |