diff --git a/.duplicate-id-guard b/.duplicate-id-guard
index 5715c02..51b461d 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.
-082cd0c33ba9ba63993d7189583ac1a3dcd7834383c73341b6f41919025f6586  -
+8b34c113f76901e59a61c3d76ec7c2d9112a5fb768f676995562ee74319e4737  -
diff --git a/crates/ouroboros/RUSTSEC-0000-0000.md b/crates/ouroboros/RUSTSEC-2023-0042.md
similarity index 98%
rename from crates/ouroboros/RUSTSEC-0000-0000.md
rename to crates/ouroboros/RUSTSEC-2023-0042.md
index 98b670e..5e88c8c 100644
--- a/crates/ouroboros/RUSTSEC-0000-0000.md
+++ b/crates/ouroboros/RUSTSEC-2023-0042.md
@@ -1,6 +1,6 @@
 ```toml
 [advisory]
-id = "RUSTSEC-0000-0000"
+id = "RUSTSEC-2023-0042"
 package = "ouroboros"
 date = "2023-06-11"
 url = "https://github.com/joshua-maros/ouroboros/issues/88"