diff --git a/pkgs/development/python-modules/cpyparsing/default.nix b/pkgs/development/python-modules/cpyparsing/default.nix
index 97423234f035..8c63e8c40cbc 100644
--- a/pkgs/development/python-modules/cpyparsing/default.nix
+++ b/pkgs/development/python-modules/cpyparsing/default.nix
@@ -9,7 +9,7 @@
 
 buildPythonPackage rec {
   pname = "cpyparsing";
-  version = "2.4.7.1.2.0";
+  version = "2.4.7.1.2.1";
   format = "setuptools";
 
   disabled = pythonOlder "3.7";
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "evhub";
     repo = pname;
     rev = "refs/tags/v${version}";
-    hash = "sha256-cb0Lx+S9WnPa9veHJaYEU7pFCtB6pG/GKf4HK/UbmtU=";
+    hash = "sha256-HJ0I5DKZ2WV+1pXZCvJHA7Wih3Gkn7vL/ojXnTssKxw=";
   };
 
   nativeBuildInputs = [ cython ];