1 files changed, 1 insertions, 1 deletions
diff --git a/nixpkgs/pkgs/build-support/fetchfirefoxaddon/default.nix b/nixpkgs/pkgs/build-support/fetchfirefoxaddon/default.nix
index 9efe9197d687..127f32dd61b6 100644
--- a/nixpkgs/pkgs/build-support/fetchfirefoxaddon/default.nix
+++ b/nixpkgs/pkgs/build-support/fetchfirefoxaddon/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
   inherit name;
   extid = if fixedExtid == null then "nixos@${name}" else fixedExtid;
   passthru = {
-    exitd=extid;
+    inherit extid;
   };
 
   builder = writeScript "xpibuilder" ''