diff --git a/pkgs/development/ocaml-modules/qtest/default.nix b/pkgs/development/ocaml-modules/qtest/default.nix
index f7e585b43b08..05b9c06af0fe 100644
--- a/pkgs/development/ocaml-modules/qtest/default.nix
+++ b/pkgs/development/ocaml-modules/qtest/default.nix
@@ -1,20 +1,20 @@
-{ stdenv, fetchzip, ocaml, oasis, findlib, ounit }:
+{ stdenv, fetchzip, ocaml, findlib, ounit }:
 
-let version = "2.0.1"; in
+let version = "2.2"; in
 
 stdenv.mkDerivation {
   name = "ocaml-qtest-${version}";
   src = fetchzip {
     url = "https://github.com/vincent-hugot/iTeML/archive/v${version}.tar.gz";
-    sha256 = "00sir7q7z78s22w8fzrgw9gqm7r8ww0bgwqxrq6nsbbclgxj9c6i";
+    sha256 = "1k68z8kby1f9s5j9xbn9bz8yhk59aalffz8gj5d1y5zhyalifrlz";
   };
 
-  buildInputs = [ ocaml oasis findlib ];
+  buildInputs = [ ocaml findlib ];
   propagatedBuildInputs = [ ounit ];
 
-  buildPhase = "ocaml do.ml qtest build $out";
   createFindlibDestdir = true;
-  installPhase = "ocaml do.ml qtest install $out";
+  installFlags = [ "BIN=$(out)/bin" ];
+  preInstall = "mkdir -p $out/bin";
 
   meta = {
     description = "Inline (Unit) Tests for OCaml (formerly “qtest”)";
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 1b66f7f48e37..4d6deb9ca0c9 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -5444,9 +5444,7 @@ in
       oasis = ocaml_oasis;
     };
 
-    qtest = callPackage ../development/ocaml-modules/qtest {
-      oasis = ocaml_oasis;
-    };
+    qtest = callPackage ../development/ocaml-modules/qtest { };
 
     re = callPackage ../development/ocaml-modules/re { };