diff --git a/pkgs/development/python-modules/pycasbin/default.nix b/pkgs/development/python-modules/pycasbin/default.nix
index 40129fd8e1fb..acdc8a94752b 100644
--- a/pkgs/development/python-modules/pycasbin/default.nix
+++ b/pkgs/development/python-modules/pycasbin/default.nix
@@ -11,16 +11,16 @@
 
 buildPythonPackage rec {
   pname = "pycasbin";
-  version = "1.45.0";
+  version = "2.0.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.6";
+  disabled = pythonOlder "3.8";
 
   src = fetchFromGitHub {
     owner = "casbin";
     repo = "pycasbin";
     tag = "v${version}";
-    hash = "sha256-pErgGW9zSux2ki7WItHjkMncC2kiuxcRkcGmCtFUtCo=";
+    hash = "sha256-LbJhpDTNPELsjgTmuYyYrOKzgMe81np49KB2PY1wxZs=";
   };
 
   build-system = [ setuptools ];