diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c1a2872..b6e7398 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -4,20 +4,11 @@ on:
   push:
 
 jobs:
-  test-nix:
-    name: Test on *NIX
-    timeout-minutes: 30
-    strategy:
-      matrix:
-        os:
-          - "ubuntu-24.04"
-        dotnet-version:
-          - "net8.0"
-    runs-on: ${{ matrix.os }}
+  build:
+    name: Build
+    runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4
-      with:
-        submodules: recursive
 
     - name: Set up .NET
       uses: actions/setup-dotnet@v4
@@ -28,9 +19,9 @@ jobs:
     - uses: actions/cache@v4
       with:
         path: ~/.nuget/packages
-        key: ${{ runner.os }}-nuget-${{ hashFiles('**/*.csproj') }}
+        key: nuget-${{ hashFiles('**/*.csproj') }}
         restore-keys: |
-          ${{ runner.os }}-nuget-
+          nuget-
 
     - name: Install dependencies
       run: |
@@ -38,34 +29,6 @@ jobs:
 
     - name: Build
       run: |
-        dotnet build -f ${{ matrix.dotnet-version }} --no-restore
-
-  test-windows:
-    name: Test on Windows
-    timeout-minutes: 30
-    strategy:
-      matrix:
-        dotnet-version:
-          - "net8.0"
-    runs-on: "windows-2022"
-    steps:
-    - uses: actions/checkout@v4
-      with:
-        submodules: recursive
+        dotnet build --no-restore
 
-    - name: Set up .NET
-      uses: actions/setup-dotnet@v4
-      with:
-        dotnet-version: |
-          8.0.x
-
-    - uses: actions/cache@v4
-      with:
-        path: ~/.nuget/packages
-        key: ${{ runner.os }}-nuget-${{ hashFiles('**/*.csproj') }}
-        restore-keys: |
-          ${{ runner.os }}-nuget-
-
-    - name: Install dependencies
-      run: |
-        dotnet restore
+ 
\ No newline at end of file
diff --git a/Directory.Build.props b/Directory.Build.props
index 68a6b52..502284b 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -1,6 +1,6 @@
 <Project>
 	<PropertyGroup>
-		<VersionPrefix>0.2.0-beta</VersionPrefix>
+		<VersionPrefix>0.2.0-charlie</VersionPrefix>
 		<Authors>KJB Conseil</Authors>
 		<PackageProjectUrl>https://github.com/kjbconseil/logtoapi-dotnet-sdk</PackageProjectUrl>
 		<RepositoryUrl>https://github.com/kjbconseil/logtoapi-dotnet-sdk</RepositoryUrl>
diff --git a/src/Logto.WebApi.Sdk/Common/ApiClient.cs b/src/Logto.WebApi.Sdk/Common/ApiClient.cs
index c0028b2..ee8f440 100644
--- a/src/Logto.WebApi.Sdk/Common/ApiClient.cs
+++ b/src/Logto.WebApi.Sdk/Common/ApiClient.cs
@@ -1,4 +1,5 @@
 using System.Net.Http.Headers;
+using System.Reflection;
 using System.Text;
 using System.Text.Json;
 using Logto.WebApi.Sdk.Authentication;
@@ -65,6 +66,8 @@ protected async Task AuthenticateAsync()
         }
 
         request.Headers.Authorization = new AuthenticationHeaderValue("Bearer", _currentToken!.Value);
+        request.Headers.UserAgent.Add(new ProductInfoHeaderValue("logto-webapi-dotnet-sdk", Assembly.GetExecutingAssembly().GetName().Version?.ToString()));
+        request.Headers.UserAgent.Add(new ProductInfoHeaderValue("dotnet-version", Environment.Version.ToString()));
 
         var response = await HttpClient.SendAsync(request);
         response.EnsureSuccessStatusCode();