diff --git a/pkgs/development/python-modules/pysmart/default.nix b/pkgs/development/python-modules/pysmart/default.nix
index a9f460678924..b558d274f0e7 100644
--- a/pkgs/development/python-modules/pysmart/default.nix
+++ b/pkgs/development/python-modules/pysmart/default.nix
@@ -12,7 +12,7 @@
 
 buildPythonPackage rec {
   pname = "pysmart";
-  version = "1.4.1";
+  version = "1.4.2";
   format = "pyproject";
 
   disabled = pythonOlder "3.7";
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "truenas";
     repo = "py-SMART";
     tag = "v${version}";
-    hash = "sha256-eVrJ83MTIlu7sDrOoaXwiWqxYmDJFU8tf+pb3ui9N5w=";
+    hash = "sha256-h9FBAoNYLs5XvLxSajyktCCcNgiT7mIp472C+fbqZFA=";
   };
 
   postPatch = ''