diff --git a/pkgs/development/python-modules/model-checker/default.nix b/pkgs/development/python-modules/model-checker/default.nix
index d5b978ee95eb..cc95fd51bb96 100644
--- a/pkgs/development/python-modules/model-checker/default.nix
+++ b/pkgs/development/python-modules/model-checker/default.nix
@@ -3,7 +3,6 @@
   buildPythonPackage,
   fetchPypi,
   networkx,
-  pythonOlder,
   setuptools,
   tqdm,
   z3-solver,
@@ -14,8 +13,6 @@ buildPythonPackage rec {
   version = "1.2.12";
   pyproject = true;
 
-  disabled = pythonOlder "3.8";
-
   src = fetchPypi {
     pname = "model_checker";
     inherit version;