diff --git a/stubs/cachetools/METADATA.toml b/stubs/cachetools/METADATA.toml
index 11f301c967c2..51fe10e71635 100644
--- a/stubs/cachetools/METADATA.toml
+++ b/stubs/cachetools/METADATA.toml
@@ -1,2 +1,3 @@
 version = "6.2.*"
 upstream-repository = "https://github.com/tkem/cachetools"
+obsolete-since = "7.1.0" # Released on 2026-05-01