diff --git a/pkgs/development/python-modules/python-dbusmock/default.nix b/pkgs/development/python-modules/python-dbusmock/default.nix
index d39f44084d508..96f48d0ebd018 100644
--- a/pkgs/development/python-modules/python-dbusmock/default.nix
+++ b/pkgs/development/python-modules/python-dbusmock/default.nix
@@ -52,6 +52,11 @@ buildPythonPackage rec {
       url = "https://github.com/martinpitt/python-dbusmock/commit/4b99cff50e8c741f20aef4527b27ccdb2a4053d2.patch";
       hash = "sha256-Xcovv44JeuTvPAtXWJvWE+MxlyloClSJGKZz+C3P5bE=";
     })
+    (fetchpatch {
+      name = "tests-bluez-5.79.patch";
+      url = "https://github.com/martinpitt/python-dbusmock/commit/d5e449bff924ea2b2837843237fbb5d9751c4f89.patch";
+      hash = "sha256-CafQ/RhFynjI9eY4Xeu5yS+a29ZiJJnSYUmd74/2Dpg=";
+    })
   ];
 
   build-system = [