diff --git a/.duplicate-id-guard b/.duplicate-id-guard
index 32b957a..996a6ff 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.
-0fb48cc670e364683ca957c42e79376102fc5e3b678afe790f3ece87260d4593  -
+1436f2b45dc097eeb30fda67f956ebe4991c65c2426f3b47e87f40651164a6c4  -
diff --git a/crates/twoway/RUSTSEC-0000-0000.md b/crates/twoway/RUSTSEC-2021-0146.md
similarity index 95%
rename from crates/twoway/RUSTSEC-0000-0000.md
rename to crates/twoway/RUSTSEC-2021-0146.md
index e3aac1d..9c428b3 100644
--- a/crates/twoway/RUSTSEC-0000-0000.md
+++ b/crates/twoway/RUSTSEC-2021-0146.md
@@ -1,6 +1,6 @@
 ```toml
 [advisory]
-id = "RUSTSEC-0000-0000"
+id = "RUSTSEC-2021-0146"
 package = "twoway"
 date = "2021-05-20"
 url = "https://github.com/bluss/twoway"