diff --git a/pkgs/development/python-modules/pyahocorasick/default.nix b/pkgs/development/python-modules/pyahocorasick/default.nix
index c1b2c92fdeda..b4978fed4699 100644
--- a/pkgs/development/python-modules/pyahocorasick/default.nix
+++ b/pkgs/development/python-modules/pyahocorasick/default.nix
@@ -8,14 +8,14 @@
 
 buildPythonPackage rec {
   pname = "pyahocorasick";
-  version = "2.3.0";
+  version = "2.3.1";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "WojciechMula";
     repo = "pyahocorasick";
     tag = "v${version}";
-    hash = "sha256-ysQZOyJZ9xrNp3plVpaDtGqzjNuRDAELtAcjbC8Byis=";
+    hash = "sha256-lExpRJlRoYS45Bw9FQwa7GKELBljKA83ZhXg7e5vPwM=";
   };
 
   build-system = [ setuptools ];