diff --git a/pkgs/development/python-modules/pytest-json-report/default.nix b/pkgs/development/python-modules/pytest-json-report/default.nix
index 409f5519484..95a0bcb325f 100644
--- a/pkgs/development/python-modules/pytest-json-report/default.nix
+++ b/pkgs/development/python-modules/pytest-json-report/default.nix
@@ -5,17 +5,21 @@
 , pytest-metadata
 , pytest-xdist
 , pytestCheckHook
+, pythonOlder
 }:
 
 buildPythonPackage rec {
   pname = "pytest-json-report";
   version = "1.5.0";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
 
   src = fetchFromGitHub {
     owner = "numirias";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-hMB/atDuo7CjwhHFUOxVfgJ7Qp4AA9J428iv7hyQFcs=";
+    hash = "sha256-hMB/atDuo7CjwhHFUOxVfgJ7Qp4AA9J428iv7hyQFcs=";
   };
 
   buildInputs = [