diff --git a/crates/obstack/RUSTSEC-0000-0000.toml b/crates/obstack/RUSTSEC-2020-0040.toml
similarity index 92%
rename from crates/obstack/RUSTSEC-0000-0000.toml
rename to crates/obstack/RUSTSEC-2020-0040.toml
index f6805e2..e7213c5 100644
--- a/crates/obstack/RUSTSEC-0000-0000.toml
+++ b/crates/obstack/RUSTSEC-2020-0040.toml
@@ -1,5 +1,5 @@
 [advisory]
-id = "RUSTSEC-0000-0000"
+id = "RUSTSEC-2020-0040"
 package = "obstack"
 date = "2020-09-03"
 informational = "unsound"