diff --git a/samples/BookStore-Modular/application/src/Acme.BookStore.EntityFrameworkCore/EntityFrameworkCore/BookStoreEntityExtensions.cs b/samples/BookStore-Modular/application/src/Acme.BookStore.EntityFrameworkCore/EntityFrameworkCore/BookStoreEfCoreEntityExtensionMappings.cs
similarity index 100%
rename from samples/BookStore-Modular/application/src/Acme.BookStore.EntityFrameworkCore/EntityFrameworkCore/BookStoreEntityExtensions.cs
rename to samples/BookStore-Modular/application/src/Acme.BookStore.EntityFrameworkCore/EntityFrameworkCore/BookStoreEfCoreEntityExtensionMappings.cs