diff --git a/pkgs/development/python-modules/casbin/default.nix b/pkgs/development/python-modules/casbin/default.nix
index d26cd7e99855..9150e1c5298b 100644
--- a/pkgs/development/python-modules/casbin/default.nix
+++ b/pkgs/development/python-modules/casbin/default.nix
@@ -2,22 +2,23 @@
 , buildPythonPackage
 , fetchFromGitHub
 , simpleeval
-, isPy27
+, pythonOlder
 , coveralls
 , wcmatch
 }:
 
 buildPythonPackage rec {
   pname = "casbin";
-  version = "1.9.6";
+  version = "1.9.7";
+  format = "setuptools";
 
-  disabled = isPy27;
+  disabled = pythonOlder "3.6";
 
   src = fetchFromGitHub {
     owner = pname;
     repo = "pycasbin";
     rev = "v${version}";
-    sha256 = "0r3pmkcgmsk3z6iy714fpg05mrs4ckb7ldyjsws6hwidcijha8rk";
+    sha256 = "sha256-wNygKs37PtMLij3f+pAh6PNLqQ45cvrpF43Aj+cO8p8=";
   };
 
   propagatedBuildInputs = [