diff --git a/pkgs/development/python-modules/google-cloud-runtimeconfig/default.nix b/pkgs/development/python-modules/google-cloud-runtimeconfig/default.nix
index 000d91139269..15e80892d9cb 100644
--- a/pkgs/development/python-modules/google-cloud-runtimeconfig/default.nix
+++ b/pkgs/development/python-modules/google-cloud-runtimeconfig/default.nix
@@ -5,23 +5,35 @@
 , google-cloud-core
 , mock
 , pytestCheckHook
+, pythonOlder
 }:
 
 buildPythonPackage rec {
   pname = "google-cloud-runtimeconfig";
   version = "0.33.2";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-MPmyvm2FSrUzb1y5i4xl5Cqea6sxixLoZ7V1hxNi7hw=";
+    hash = "sha256-MPmyvm2FSrUzb1y5i4xl5Cqea6sxixLoZ7V1hxNi7hw=";
   };
 
-  propagatedBuildInputs = [ google-api-core google-cloud-core ];
+  propagatedBuildInputs = [
+    google-api-core
+    google-cloud-core
+  ];
 
-  checkInputs = [ mock pytestCheckHook ];
+  checkInputs = [
+    mock
+    pytestCheckHook
+  ];
 
   # Client tests require credentials
-  disabledTests = [ "client_options" ];
+  disabledTests = [
+    "client_options"
+  ];
 
   # prevent google directory from shadowing google imports
   preCheck = ''