diff --git a/readme.md b/readme.md
index a467f50..937d4e4 100644
--- a/readme.md
+++ b/readme.md
@@ -78,10 +78,8 @@ Use factories (sync and async) if service requires special initialization or cle
 
 ```python
 @service
-async def db_connection_factory(
-    db_dsn: Annotated[str, Inject(param="db_dsn")]
-) -> AsyncIterator[DBConnection]:
-    async with DBConnection(db_dsn) as conn:
+async def make_db(db_dsn: Annotated[str, Inject(param="db_dsn")]) -> AsyncIterator[Connection]:
+    async with DB(db_dsn) as conn:
         yield conn
 ```