diff --git a/.duplicate-id-guard b/.duplicate-id-guard
index d6fb7d6..5ad5ccc 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.
-825941c926e38c25f2e7f89791a256a50478241206bc46047b4efff2f0777b7c  -
+482d187d0f1679f8b318f3f9cd1cf47e32d45ae3e95071a9f2bfb5562e4fa0fc  -
diff --git a/crates/rand_core/RUSTSEC-0000-0000.md b/crates/rand_core/RUSTSEC-2021-0023.md
similarity index 97%
rename from crates/rand_core/RUSTSEC-0000-0000.md
rename to crates/rand_core/RUSTSEC-2021-0023.md
index 61a3a36..642203a 100644
--- a/crates/rand_core/RUSTSEC-0000-0000.md
+++ b/crates/rand_core/RUSTSEC-2021-0023.md
@@ -1,6 +1,6 @@
 ```toml
 [advisory]
-id = "RUSTSEC-0000-0000"
+id = "RUSTSEC-2021-0023"
 package = "rand_core"
 date = "2021-02-12"
 url = "https://github.com/rust-random/rand/pull/1096"