diff --git a/pkgs/stdenv/generic/check-meta.nix b/pkgs/stdenv/generic/check-meta.nix
index 3fe12d0826d..cd20c4a3cef 100644
--- a/pkgs/stdenv/generic/check-meta.nix
+++ b/pkgs/stdenv/generic/check-meta.nix
@@ -153,6 +153,7 @@ let
     broken = bool;
 
     # Weirder stuff that doesn't appear in the documentation?
+    knownVulnerabilities = listOf str;
     version = str;
     tag = str;
     updateWalker = bool;