diff --git a/src/pudl/metadata/classes.py b/src/pudl/metadata/classes.py
index 156aef69f6..49b97cfb8f 100644
--- a/src/pudl/metadata/classes.py
+++ b/src/pudl/metadata/classes.py
@@ -228,7 +228,6 @@ def __repr_args__(self) -> list[tuple[str, Any]]:
 
 HttpUrl = pydantic.AnyHttpUrl
 """Http(s) URL."""
-"""DOIs from Zenodo archives."""
 
 
 class BaseType: