diff --git a/test/SimpleAPI.Tests/SimpleAPI.Tests.csproj b/test/SimpleAPI.Tests/SimpleAPI.Tests.csproj
index 8c1d7e0..6349104 100644
--- a/test/SimpleAPI.Tests/SimpleAPI.Tests.csproj
+++ b/test/SimpleAPI.Tests/SimpleAPI.Tests.csproj
@@ -10,7 +10,7 @@
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.9.0" />
     <PackageReference Include="xunit" Version="2.4.0" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.0" />
-    <PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.1" />
+    <PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.15" />
   </ItemGroup>
 
   <ItemGroup>