diff --git a/.github/workflows/library_dafny_verification.yml b/.github/workflows/library_dafny_verification.yml
index f25a216b2..3644a76a9 100644
--- a/.github/workflows/library_dafny_verification.yml
+++ b/.github/workflows/library_dafny_verification.yml
@@ -73,7 +73,7 @@ jobs:
       # dafny-reportgenerator requires next6
       # but only 7.0 is installed on macos-12-large
       - name: Setup .NET Core SDK '6.0.x'
-        uses: actions/setup-dotnet@v3
+        uses: actions/setup-dotnet@v4
         with:
           dotnet-version: "6.0.x"
 
diff --git a/.github/workflows/test_vector_verification.yml b/.github/workflows/test_vector_verification.yml
index 118808829..d1dc78393 100644
--- a/.github/workflows/test_vector_verification.yml
+++ b/.github/workflows/test_vector_verification.yml
@@ -64,7 +64,7 @@ jobs:
       # dafny-reportgenerator requires next6
       # but only 7.0 is installed on macos-12-large
       - name: Setup .NET Core SDK '6.0.x'
-        uses: actions/setup-dotnet@v3
+        uses: actions/setup-dotnet@v4
         with:
           dotnet-version: "6.0.x"