diff --git a/.github/workflows/ci-integration-test.yaml b/.github/workflows/ci-integration-test.yaml
index 7fd8cda..1b442aa 100644
--- a/.github/workflows/ci-integration-test.yaml
+++ b/.github/workflows/ci-integration-test.yaml
@@ -37,7 +37,7 @@
       - name: Setup dotnet
         uses: actions/setup-dotnet@v1
         with:
-          dotnet-version: '5.0.x'
+          dotnet-version: '6.0.x'
         
       - name: run integration tests
         run: |
diff --git a/.github/workflows/ci-unit.yaml b/.github/workflows/ci-unit.yaml
index 58ee5c8..107f178 100644
--- a/.github/workflows/ci-unit.yaml
+++ b/.github/workflows/ci-unit.yaml
@@ -37,7 +37,7 @@
       - name: Setup dotnet
         uses: actions/setup-dotnet@v1
         with:
-          dotnet-version: '5.0.x'
+          dotnet-version: '6.0.x'
 
       - name: run unit tests
         run: dotnet test ./tests/DotPulsar.Tests/DotPulsar.Tests.csproj --logger "trx;verbosity=detailed"