diff --git a/stubs/xxhash/METADATA.toml b/stubs/xxhash/METADATA.toml
index d9f5a3241..07d72516b 100644
--- a/stubs/xxhash/METADATA.toml
+++ b/stubs/xxhash/METADATA.toml
@@ -1,4 +1,5 @@
 version = "3.0.*"
+obsolete_since = "3.1.0" # Released on 2022-10-19
 
 [tool.stubtest]
 ignore_missing_stub = false