diff --git a/.github/workflows/build-validation.yml b/.github/workflows/build-validation.yml
index f3a4f93..be8708a 100644
--- a/.github/workflows/build-validation.yml
+++ b/.github/workflows/build-validation.yml
@@ -9,19 +9,19 @@ on:
       - "**.cs"
       - "**.vb"
       - "**.fs"
-      - "**.cpp"
-      - "**.h"
       - "**.xaml"
       - "**.razor"
       - "**.cshtml"
       - "**.vbhtml"
-      - "**.*proj"
+      - "**.csproj"
+      - "**.vbproj"
+      - "**.fsproj"
       - "**global.json"
       - "**snippets.5000.json"
     branches: [ master ]
 
 env:
-  DOTNET_INSTALLER_CHANNEL: 'release/5.0.1xx-preview8'
+  DOTNET_INSTALLER_CHANNEL: 'release/5.0.1xx'
   DOTNET_DO_INSTALL: 'true'
   EnableNuGetPackageRestore: 'True'