diff --git a/web-api-obo-user/Api.csproj b/web-api-obo-user/Api.csproj
index dc6ee0b..bbcd2e9 100644
--- a/web-api-obo-user/Api.csproj
+++ b/web-api-obo-user/Api.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Identity.Web" Version="1.*" />
+    <PackageReference Include="Microsoft.Identity.Web" Version="4.0.0" />
   </ItemGroup>
 
 </Project>