diff --git a/pkgs/by-name/li/libtasn1/package.nix b/pkgs/by-name/li/libtasn1/package.nix
index 5516233d7ccc..3bd5a828f519 100644
--- a/pkgs/by-name/li/libtasn1/package.nix
+++ b/pkgs/by-name/li/libtasn1/package.nix
@@ -42,6 +42,8 @@ stdenv.mkDerivation (finalAttrs: {
     inherit gnutls samba qemu;
   };
 
+  __structuredAttrs = true;
+
   meta = {
     homepage = "https://www.gnu.org/software/libtasn1/";
     description = "ASN.1 library";