diff --git a/Ddth.Utilities/Ddth.Utilities.csproj b/Ddth.Utilities/Ddth.Utilities.csproj
index 9aceda7..0717652 100644
--- a/Ddth.Utilities/Ddth.Utilities.csproj
+++ b/Ddth.Utilities/Ddth.Utilities.csproj
@@ -35,7 +35,7 @@
     </ItemGroup>
 
     <ItemGroup>
-      <PackageReference Include="Microsoft.AspNetCore.Identity" Version="2.2.0" />
+      <PackageReference Include="Microsoft.AspNetCore.Identity" Version="2.3.1" />
     </ItemGroup>
 
 </Project>