diff --git a/src/OKF4net.Agents/OKF4net.Agents.csproj b/src/OKF4net.Agents/OKF4net.Agents.csproj
index ddeab85f..5bda0f78 100644
--- a/src/OKF4net.Agents/OKF4net.Agents.csproj
+++ b/src/OKF4net.Agents/OKF4net.Agents.csproj
@@ -31,7 +31,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Agents.AI" Version="1.19.0" />
+    <PackageReference Include="Microsoft.Agents.AI" Version="1.20.0" />
   </ItemGroup>
 
   <ItemGroup>