diff --git a/Edison.Web/Edison.Microservices.ChatService/Edison.ChatService.csproj b/Edison.Web/Edison.Microservices.ChatService/Edison.ChatService.csproj
index 192222f4..d5d6ebf4 100644
--- a/Edison.Web/Edison.Microservices.ChatService/Edison.ChatService.csproj
+++ b/Edison.Web/Edison.Microservices.ChatService/Edison.ChatService.csproj
@@ -22,7 +22,7 @@
     <PackageReference Include="Microsoft.ApplicationInsights.AspNetCore" Version="2.5.1" />
     <PackageReference Include="Microsoft.ApplicationInsights.Kubernetes" Version="1.0.1" />
     <PackageReference Include="AutoMapper" Version="8.0.0" />
-    <PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.6" />
+    <PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.15" />
     <PackageReference Include="Microsoft.Bot.Builder" Version="4.1.5" />
     <PackageReference Include="Microsoft.Bot.Builder.Azure" Version="4.1.5" />
     <PackageReference Include="Microsoft.Bot.Builder.Integration.AspNet.Core" Version="4.1.5" />