diff --git a/signalr-hubs/signalr-for-aspnet-core/signalr-for-aspnet-core.csproj b/signalr-hubs/signalr-for-aspnet-core/signalr-for-aspnet-core.csproj
index 28dfb56..7420b6b 100644
--- a/signalr-hubs/signalr-for-aspnet-core/signalr-for-aspnet-core.csproj
+++ b/signalr-hubs/signalr-for-aspnet-core/signalr-for-aspnet-core.csproj
@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.0" />
+    <PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.22" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="2.1.0" />
   </ItemGroup>