diff --git a/bot/CallingBotSample/CallingBotSample.csproj b/bot/CallingBotSample/CallingBotSample.csproj
index 89cdbfb..06df1b4 100644
--- a/bot/CallingBotSample/CallingBotSample.csproj
+++ b/bot/CallingBotSample/CallingBotSample.csproj
@@ -10,7 +10,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.Bot.Builder.Integration.AspNet.Core" Version="4.17.2" />
-    <PackageReference Include="Microsoft.Graph" Version="4.45.0" />
+    <PackageReference Include="Microsoft.Graph" Version="6.5.0" />
     <PackageReference Include="Azure.Identity" Version="1.7.0" />
     <PackageReference Include="System.Net.Http" Version="4.3.4" />
   </ItemGroup>