diff --git a/ci/wpf-dotnet-core.yml b/ci/wpf-dotnet-core.yml
index a8241ab..80ec3e5 100644
--- a/ci/wpf-dotnet-core.yml
+++ b/ci/wpf-dotnet-core.yml
@@ -1,27 +1,35 @@
-# This workflow will build, test and package a WPF desktop application built on .NET Core.
+# This workflow uses actions that are not certified by GitHub.
+# They are provided by a third-party and are governed by
+# separate terms of service, privacy policy, and support
+# documentation.
+
+# This workflow will build, test and package a WPF desktop application
+# built on .NET Core.
 # To learn how to migrate your existing WPF application to .NET Core,
 # refer to https://docs.microsoft.com/en-us/dotnet/desktop-wpf/migration/convert-project-from-net-framework
 #
 # To configure this workflow:
 #
 # 1. Configure environment variables
-# GitHub sets default environment variables for every workflow run.  Replace the variables relative to your
-# project in the "env" section below.
+# GitHub sets default environment variables for every workflow run.  
+# Replace the variables relative to your project in the "env" section below.
 # 
 # 2. Signing
-# Generate a signing certificate in the Windows Application Packaging Project or add an existing signing certificate
-# to the project. Next, use PowerShell to encode the .pfx file using Base64 encoding by running the following Powershell
-# script to generate the output string.
+# Generate a signing certificate in the Windows Application 
+# Packaging Project or add an existing signing certificate to the project.
+# Next, use PowerShell to encode the .pfx file using Base64 encoding
+# by running the following Powershell script to generate the output string:
 # 
 # $pfx_cert = Get-Content '.\SigningCertificate.pfx' -Encoding Byte
 # [System.Convert]::ToBase64String($pfx_cert) | Out-File 'SigningCertificate_Encoded.txt'
 #
-# Open the output file, SigningCertificate_Encoded.txt, and copy the string inside. Then, add the string to the repo
-# as a GitHub secret and name it "Base64_Encoded_Pfx."
-# For more information on how to configure your signing certificate for this workflow, refer
-# to https://github.com/microsoft/github-actions-for-desktop-apps#signing
+# Open the output file, SigningCertificate_Encoded.txt, and copy the
+# string inside. Then, add the string to the repo as a GitHub secret
+# and name it "Base64_Encoded_Pfx."
+# For more information on how to configure your signing certificate for 
+# this workflow, refer to https://github.com/microsoft/github-actions-for-desktop-apps#signing
 #
-# Finally, add the signing certificate password to the repo as a secret and name it "Pfx_Key."
+# Finally, add the signing certificate password to the repo as a secret and name it "Pfx_Key".
 # See "Build the Windows Application Packaging project" below to see how the secret is used.
 #
 # For more information on GitHub Actions, refer to https://github.com/features/actions
@@ -65,9 +73,9 @@ jobs:
       with:
         dotnet-version: 3.1.101
 
-    # Add  MsBuild to the PATH: https://github.com/microsoft/setup-msbuild
+    # Add  MSBuild to the PATH: https://github.com/microsoft/setup-msbuild
     - name: Setup MSBuild.exe
-      uses: microsoft/setup-msbuild@v1.0.0
+      uses: microsoft/setup-msbuild@2008f912f56e61277eefaac6d1888b750582aa16
 
     # Execute all unit tests in the solution
     - name: Execute unit tests