diff --git a/pkgs/development/python-modules/bitstruct/default.nix b/pkgs/development/python-modules/bitstruct/default.nix
index 5867e695b816..4602e650b7f3 100644
--- a/pkgs/development/python-modules/bitstruct/default.nix
+++ b/pkgs/development/python-modules/bitstruct/default.nix
@@ -6,14 +6,14 @@
 
 buildPythonPackage rec {
   pname = "bitstruct";
-  version = "8.14.1";
+  version = "8.15.1";
   format = "setuptools";
 
   disabled = pythonOlder "3.7";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-04ExvUR7avW49GTEh4eXyHpdnaHJW5NX4HHEJP3l8FU=";
+    hash = "sha256-b6atv7jzuMtowhsTqmXSPrLDrDJBmrkm8/0f/3F6kSU=";
   };
 
   pythonImportsCheck = [