diff --git a/docs/source/worker/external_workers.md b/docs/source/worker/external_workers.md
index 0504913da..71cdc0b3a 100644
--- a/docs/source/worker/external_workers.md
+++ b/docs/source/worker/external_workers.md
@@ -55,12 +55,13 @@ This is currently only available through a python script:
 
 from pathlib import Path
 from tierkreis import Worker
-from tierkreis.codegen import Namespace
+from tierkreis.namespace import Namespace
 
 
 if __name__ == "__main__":
     tsp_path = Path("<path to your spec file>")
     namespace = Namespace.from_spec_file(tsp_path)
+    worker = Worker("TestNamespace") # same name as interface
     worker.namespace = namespace
     worker.write_stubs(tsp_path.parent / "stubs.py")
 ```