diff --git a/src/unihan_etl/expansion.py b/src/unihan_etl/expansion.py
index a6827f76..ebc03665 100644
--- a/src/unihan_etl/expansion.py
+++ b/src/unihan_etl/expansion.py
@@ -578,7 +578,7 @@ def _expand_kRSGeneric(value: t.List[str]) -> t.List[kRSGenericDict]:
     pattern = re.compile(
         r"""
         (?P<radical>[1-9][0-9]{0,2})
-        (?P<simplified>\'?)\.
+        (?P<simplified>\'{0,2})\.
         (?P<strokes>-?[0-9]{1,2})
     """,
         re.X,