diff --git a/csharp/src/lesson03/solution/Lesson03.Solution.Client/Lesson03.Solution.Client.csproj b/csharp/src/lesson03/solution/Lesson03.Solution.Client/Lesson03.Solution.Client.csproj
index 88bec5e..d63ea19 100644
--- a/csharp/src/lesson03/solution/Lesson03.Solution.Client/Lesson03.Solution.Client.csproj
+++ b/csharp/src/lesson03/solution/Lesson03.Solution.Client/Lesson03.Solution.Client.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.All" Version="2.0.8" />
+    <PackageReference Include="Microsoft.AspNetCore.All" Version="2.0.9" />
   </ItemGroup>
 
   <ItemGroup>