diff --git a/pkgs/development/python-modules/cymem/default.nix b/pkgs/development/python-modules/cymem/default.nix
index b3d4a40bf66f..1ca86f3d9d05 100644
--- a/pkgs/development/python-modules/cymem/default.nix
+++ b/pkgs/development/python-modules/cymem/default.nix
@@ -4,15 +4,16 @@
 , cython
 , python
 }:
+
 buildPythonPackage rec {
   pname = "cymem";
-  version = "2.0.2";
+  version = "2.0.3";
 
   src = fetchFromGitHub {
     owner = "explosion";
     repo = "cymem";
     rev = "v${version}";
-    sha256 = "109i67vwgql9za8mfvgbrd6rgraz4djkvpzb4gqvzl13214s6ava";
+    sha256 = "0cqz6whq4zginxjnh4cfqlsh535p4qz295ymvjchp71fv8mz11f6";
   };
 
   propagatedBuildInputs = [