diff --git a/.duplicate-id-guard b/.duplicate-id-guard
index d69070e8f..1565a8790 100644
--- a/.duplicate-id-guard
+++ b/.duplicate-id-guard
@@ -1,3 +1,3 @@
 This file causes merge conflicts if two ID assignment jobs run concurrently.
 This prevents duplicate ID assignment due to a race between those jobs.
-98199aafa9502e40700f53eb23c99096acb7b96af4c73bc86934c029daf15f0f  -
+f304059c6500b07e434c5c609b4ca54b46d921d44dfdf395679cb280736d8ed7  -
diff --git a/crates/metacall/RUSTSEC-0000-0000.md b/crates/metacall/RUSTSEC-2026-0139.md
similarity index 97%
rename from crates/metacall/RUSTSEC-0000-0000.md
rename to crates/metacall/RUSTSEC-2026-0139.md
index d20e03f27..aac3cc0a6 100644
--- a/crates/metacall/RUSTSEC-0000-0000.md
+++ b/crates/metacall/RUSTSEC-2026-0139.md
@@ -1,6 +1,6 @@
 ```toml
 [advisory]
-id = "RUSTSEC-0000-0000"
+id = "RUSTSEC-2026-0139"
 package = "metacall"
 date = "2026-05-02"
 url = "https://github.com/metacall/core/issues/618"
@@ -28,4 +28,4 @@ double-free.
 
 Both issues can be triggered through safe public APIs —
 `MetaCallFuture::new_raw()`, `MetaCallPointer::new()`, `clone()`, and
-`get_value_untyped()` — with no `unsafe` required from the caller.
\ No newline at end of file
+`get_value_untyped()` — with no `unsafe` required from the caller.