diff --git a/pkgs/development/python-modules/expecttest/default.nix b/pkgs/development/python-modules/expecttest/default.nix
index 6892a7bcb63a..82128d8b0b02 100644
--- a/pkgs/development/python-modules/expecttest/default.nix
+++ b/pkgs/development/python-modules/expecttest/default.nix
@@ -8,17 +8,17 @@
 
 buildPythonPackage rec {
   pname = "expecttest";
-  version = "0.1.3";
+  version = "0.1.4";
   format = "pyproject";
 
   src = fetchFromGitHub {
     owner = "ezyang";
     repo = pname;
     rev = "v${version}";
-    hash = "sha256-5CnpVFSbf3FcAa06Y7atG8sxu8uevpfrliB2HuVcrx0=";
+    hash = "sha256-BFM0jFWXfH72n9XuFtU9URW8LWGPVJncXniBV5547W4=";
   };
 
-  buildInputs = [ poetry-core ];
+  nativeBuildInputs = [ poetry-core ];
 
   checkInputs = [ hypothesis pytestCheckHook ];