diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9c8f7c1..be2565b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -27,6 +27,9 @@ jobs:
         dotnet-version: | 
           8.0.x
           9.0.x
+
+    - name: Setup Mono
+      run: sudo apt-get install -y mono-devel
     
     - name: Set up Node.js
       uses: actions/setup-node@v3
diff --git a/tests/McpDotNet.Extensions.AI.Tests/McpDotNet.Extensions.AI.Tests.csproj b/tests/McpDotNet.Extensions.AI.Tests/McpDotNet.Extensions.AI.Tests.csproj
index f027a99..d28cd15 100644
--- a/tests/McpDotNet.Extensions.AI.Tests/McpDotNet.Extensions.AI.Tests.csproj
+++ b/tests/McpDotNet.Extensions.AI.Tests/McpDotNet.Extensions.AI.Tests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFrameworks>net8.0;net472</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
     <LangVersion>Latest</LangVersion>