diff --git a/crates/through/RUSTSEC-2021-0049.md b/crates/through/RUSTSEC-2021-0049.md
index 30e72d7..1df51ec 100644
--- a/crates/through/RUSTSEC-2021-0049.md
+++ b/crates/through/RUSTSEC-2021-0049.md
@@ -2,7 +2,7 @@
 [advisory]
 id = "RUSTSEC-2021-0049"
 package = "through"
-aliases = ["CVE-2021-299340"]
+aliases = ["CVE-2021-29940"]
 date = "2021-02-18"
 url = "https://github.com/gretchenfrage/through/issues/1"
 categories = ["memory-corruption"]