diff --git a/flopy/mf6/utils/codegen/filters.py b/flopy/mf6/utils/codegen/filters.py
index 9f7b52636..af7dc75fd 100644
--- a/flopy/mf6/utils/codegen/filters.py
+++ b/flopy/mf6/utils/codegen/filters.py
@@ -363,6 +363,7 @@ def _filter_metadata(metadata):
 
     legacy_dfn = dfn.get("legacy_dfn", {})
     legacy_meta = dfn.get("legacy_meta", [])
+    legacy_meta = [s.replace("#", "").replace("flopy", "").replace("mf6", "").strip() for s in legacy_meta]
     legacy_dfn = _dfn(legacy_dfn, _filter_metadata(legacy_meta))
     if component_base == "MFPackage":
         attrs.extend(