diff --git a/.github/workflows/documentation.yml b/.github/workflows/documentation.yml
index b93eaa575..1b7f58999 100644
--- a/.github/workflows/documentation.yml
+++ b/.github/workflows/documentation.yml
@@ -16,7 +16,7 @@ jobs:
         persist-credentials: false 
         fetch-depth: 0
     - name: Setup .NET Core
-      uses: actions/setup-dotnet@v1
+      uses: actions/setup-dotnet@v1.8.0
       with:
         dotnet-version: 3.1.301
     - name: Install dependencies
diff --git a/.github/workflows/dotnet-core-samples.yml b/.github/workflows/dotnet-core-samples.yml
index 529111065..401a657d8 100644
--- a/.github/workflows/dotnet-core-samples.yml
+++ b/.github/workflows/dotnet-core-samples.yml
@@ -17,7 +17,7 @@ jobs:
     - name: Fetch
       run: git fetch --unshallow
     - name: Setup .NET Core
-      uses: actions/setup-dotnet@v1
+      uses: actions/setup-dotnet@v1.8.0
       with:
         dotnet-version: 3.1.301
     - name: install versioning tool
diff --git a/.github/workflows/dotnet-core-tests.yml b/.github/workflows/dotnet-core-tests.yml
index abaafd01f..3ce3b0ee1 100644
--- a/.github/workflows/dotnet-core-tests.yml
+++ b/.github/workflows/dotnet-core-tests.yml
@@ -17,7 +17,7 @@ jobs:
     - name: Fetch
       run: git fetch --unshallow
     - name: Setup .NET Core
-      uses: actions/setup-dotnet@v1
+      uses: actions/setup-dotnet@v1.8.0
       with:
         dotnet-version: 3.1.401
     - name: Run all tests
diff --git a/.github/workflows/dotnet-core.yml b/.github/workflows/dotnet-core.yml
index 3da18e941..2d72db9ca 100644
--- a/.github/workflows/dotnet-core.yml
+++ b/.github/workflows/dotnet-core.yml
@@ -21,7 +21,7 @@ jobs:
     - name: Fetch
       run: git fetch --unshallow
     - name: Setup .NET Core
-      uses: actions/setup-dotnet@v1
+      uses: actions/setup-dotnet@v1.8.0
       with:
         dotnet-version: 3.1.301
     - name: install versioning tool
diff --git a/.github/workflows/nuget-package.yml b/.github/workflows/nuget-package.yml
index 6277b37e8..8f45f78e3 100644
--- a/.github/workflows/nuget-package.yml
+++ b/.github/workflows/nuget-package.yml
@@ -19,7 +19,7 @@ jobs:
     - name: Fetch
       run: git fetch --unshallow
     - name: Setup .NET Core
-      uses: actions/setup-dotnet@v1
+      uses: actions/setup-dotnet@v1.8.0
       with:
         dotnet-version: 3.1.301
     - name: install versioning tool