diff --git a/DocumentApi/DocumentApi.csproj b/DocumentApi/DocumentApi.csproj
index 2689357..c1bb274 100644
--- a/DocumentApi/DocumentApi.csproj
+++ b/DocumentApi/DocumentApi.csproj
@@ -6,7 +6,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.9" />
+    <PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.15" />
     <PackageReference Include="NUnit" Version="3.11.0" />
     <PackageReference Include="NUnit3TestAdapter" Version="3.13.0" />
   </ItemGroup>