diff --git a/stubs/beautifulsoup4/METADATA.toml b/stubs/beautifulsoup4/METADATA.toml
index bfa9247a7..b2eb4a77b 100644
--- a/stubs/beautifulsoup4/METADATA.toml
+++ b/stubs/beautifulsoup4/METADATA.toml
@@ -2,6 +2,7 @@ version = "4.12.*"
 upstream_repository = "https://git.launchpad.net/beautifulsoup/tree"
 requires = ["types-html5lib"]
 partial_stub = true
+obsolete_since = "4.13.0" # Released on 2025-02-02
 
 [tool.stubtest]
 ignore_missing_stub = true