diff --git a/pkgs/development/python-modules/lightwave/default.nix b/pkgs/development/python-modules/lightwave/default.nix
index ba937f7700d9..1f90a32748dd 100644
--- a/pkgs/development/python-modules/lightwave/default.nix
+++ b/pkgs/development/python-modules/lightwave/default.nix
@@ -6,14 +6,14 @@
 
 buildPythonPackage rec {
   pname = "lightwave";
-  version = "0.20";
+  version = "0.21";
   format = "setuptools";
 
   disabled = pythonOlder "3.7";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-jhffMDhgQ257ZQxvidiRgBSnZvzLJFKNU2NZ8AyGTGc=";
+    hash = "sha256-h/ztEY473XjvUCWu6vr7FA3WSYPHaLKNMc2fpu/wRC0=";
   };
 
   pythonImportsCheck = [