diff --git a/pkgs/development/python-modules/bitstruct/default.nix b/pkgs/development/python-modules/bitstruct/default.nix
index 77a46e7c2f0c..2954b0a77a19 100644
--- a/pkgs/development/python-modules/bitstruct/default.nix
+++ b/pkgs/development/python-modules/bitstruct/default.nix
@@ -8,14 +8,14 @@
 
 buildPythonPackage rec {
   pname = "bitstruct";
-  version = "8.22.0";
+  version = "8.22.1";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "eerimoq";
     repo = "bitstruct";
     tag = version;
-    hash = "sha256-4pfRmgi2KYnrKFGyMJc4bV7FwjFn7KVJ36lYm3XOAIk=";
+    hash = "sha256-Egiac+1x3HaaGV6ThjChfjKbT0WvQDb1EMuyOxLY7Kg=";
   };
 
   build-system = [