diff --git a/pkgs/development/python-modules/python-lz4/default.nix b/pkgs/development/python-modules/python-lz4/default.nix
index 4c66ed02cfc..e9317d3f7c6 100644
--- a/pkgs/development/python-modules/python-lz4/default.nix
+++ b/pkgs/development/python-modules/python-lz4/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     sha256 = "02cadqfdmw4vc94px18dh4hcybpsa2lr6jz6j5phwc0jjaavh3wr";
   };
 
-  buildInputs = [ setuptools_scm pkgconfig pytestrunner ];
+  nativeBuildInputs = [ setuptools_scm pkgconfig pytestrunner ];
   checkInputs = [ pytest pytestcov psutil ];
   propagatedBuildInputs = lib.optionals (!isPy3k) [ future ];