1 files changed, 2 insertions, 3 deletions
diff --git a/pkgs/development/ocaml-modules/httpaf/default.nix b/pkgs/development/ocaml-modules/httpaf/default.nix
index f262d51ee7dc..6dce28fb2020 100644
--- a/pkgs/development/ocaml-modules/httpaf/default.nix
+++ b/pkgs/development/ocaml-modules/httpaf/default.nix
@@ -1,12 +1,11 @@
 { lib, fetchFromGitHub, fetchpatch, buildDunePackage
-, angstrom, faraday, alcotest
+, angstrom, faraday, result, alcotest
 }:
 
 buildDunePackage rec {
   pname = "httpaf";
   version = "0.7.1";
 
-  duneVersion = "3";
   minimalOCamlVersion = "4.08";
 
   src = fetchFromGitHub {
@@ -17,7 +16,7 @@ buildDunePackage rec {
   };
 
   checkInputs = [ alcotest ];
-  propagatedBuildInputs = [ angstrom faraday ];
+  propagatedBuildInputs = [ angstrom faraday result ];
   doCheck = true;
 
   meta = {