diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 9ddb74b6..5580c262 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -17,7 +17,7 @@ jobs:
       - name: Setup .NET
         uses: actions/setup-dotnet@4d6c8fcf3c8f7a60068d26b594648e99df24cee3 # v4.0.0
         with:
-          dotnet-version: 6.0.402
+          dotnet-version: 6.0.420
       - name: Install tools
         run: dotnet tool restore
       - name: Check formatting
@@ -34,6 +34,6 @@ jobs:
       - name: Setup .NET
         uses: actions/setup-dotnet@4d6c8fcf3c8f7a60068d26b594648e99df24cee3 # v4.0.0
         with:
-          dotnet-version: 6.0.402
+          dotnet-version: 6.0.420
       - name: Run tests
         run: dotnet test -c Debug