diff --git a/src/aki_prj23_transparenzregister/utils/data_extraction/unternehmensregister/transform.py b/src/aki_prj23_transparenzregister/utils/data_extraction/unternehmensregister/transform.py
index 21bc43e..c32fa56 100644
--- a/src/aki_prj23_transparenzregister/utils/data_extraction/unternehmensregister/transform.py
+++ b/src/aki_prj23_transparenzregister/utils/data_extraction/unternehmensregister/transform.py
@@ -378,7 +378,8 @@ def extract_date_from_string(value: str) -> str | None:
     """
     date_regex = [  # type: ignore
         {"regex": r"\d{1,2}\.\d{1,2}\.\d{2,4}", "mapper": transform_date_to_iso},
-        {"regex": r"\d{4}-\d{1,2}-\d{1,2}", "mapper": None},
+        {"regex": r"(20|19)\d{2}-\d{1,2}-\d{1,2}", "mapper": None},
+
     ]
     for regex in date_regex:
         result = re.findall(regex["regex"], value)  # type: ignore