diff --git a/stubs/punq/METADATA.toml b/stubs/punq/METADATA.toml
index 0c3e8e97fbb8..0c23131200c7 100644
--- a/stubs/punq/METADATA.toml
+++ b/stubs/punq/METADATA.toml
@@ -1,2 +1,3 @@
 version = "0.8.*"
 upstream-repository = "https://github.com/bobthemighty/punq"
+obsolete-since = {version = "0.9.0", date = "2026-09-08"}