diff --git a/stubs/icalendar/METADATA.toml b/stubs/icalendar/METADATA.toml
index 2892a10d6e38..2a7b8178f541 100644
--- a/stubs/icalendar/METADATA.toml
+++ b/stubs/icalendar/METADATA.toml
@@ -1,4 +1,4 @@
-version = "~= 6.1.2"
+version = "6.1.3"
 upstream_repository = "https://github.com/collective/icalendar"
 requires = ["types-python-dateutil", "types-pytz"]
 
diff --git a/stubs/icalendar/icalendar/timezone/tzid.pyi b/stubs/icalendar/icalendar/timezone/tzid.pyi
index c70bc41cf2e2..1e5b884c9c93 100644
--- a/stubs/icalendar/icalendar/timezone/tzid.pyi
+++ b/stubs/icalendar/icalendar/timezone/tzid.pyi
@@ -5,4 +5,3 @@ __all__ = ["tzid_from_tzinfo", "tzid_from_dt", "tzids_from_tzinfo"]
 def tzids_from_tzinfo(tzinfo: datetime.tzinfo | None) -> tuple[str, ...]: ...
 def tzid_from_tzinfo(tzinfo: datetime.tzinfo | None) -> str | None: ...
 def tzid_from_dt(dt: datetime.datetime) -> str | None: ...
-def tzinfo2tzids(tzinfo: datetime.tzinfo | None) -> set[str]: ...