diff --git a/pkgs/development/python-modules/gattlib/default.nix b/pkgs/development/python-modules/gattlib/default.nix
index ed264beccb59..bb961a993a13 100644
--- a/pkgs/development/python-modules/gattlib/default.nix
+++ b/pkgs/development/python-modules/gattlib/default.nix
@@ -2,6 +2,7 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
+  fetchpatch,
   substituteAll,
   pkg-config,
   glibc,
@@ -25,6 +26,11 @@ buildPythonPackage rec {
   };
 
   patches = [
+    # Fix build for Python 3.13
+    (fetchpatch {
+      url = "https://github.com/oscaracena/pygattlib/commit/73a73b71cfc139e1e0a08816fb976ff330c77ea5.patch";
+      hash = "sha256-/Y/CZNdN/jcxWroqRfdCH2rPUxZUbug668MIAow0scs=";
+    })
     (substituteAll {
       src = ./setup.patch;
       boost_version =