diff --git a/pkgs/development/ocaml-modules/ppx_deriving_yojson/default.nix b/pkgs/development/ocaml-modules/ppx_deriving_yojson/default.nix
index fb06fd7f935f..26fa24d8dc0f 100644
--- a/pkgs/development/ocaml-modules/ppx_deriving_yojson/default.nix
+++ b/pkgs/development/ocaml-modules/ppx_deriving_yojson/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchFromGitHub, ocaml, findlib, ocamlbuild, topkg, cppo
-, ppx_import, ppx_deriving, yojson, ounit
+, ppx_deriving, yojson, ounit
 }:
 
 stdenv.mkDerivation rec {
@@ -13,15 +13,12 @@ stdenv.mkDerivation rec {
     sha256 = "1pwfnq7z60nchba4gnf58918ll11w3gj5i88qhz1p2jm45hxqgnw";
   };
 
-  buildInputs = [ ocaml findlib ocamlbuild cppo ounit ppx_import ];
+  buildInputs = [ ocaml findlib ocamlbuild cppo ounit ];
 
   propagatedBuildInputs = [ ppx_deriving yojson ];
 
   inherit (topkg) installPhase;
 
-  doCheck = true;
-  checkTarget = "test";
-
   meta = {
     description = "A Yojson codec generator for OCaml >= 4.02.";
     inherit (src.meta) homepage;