diff --git a/pkgs/development/python-modules/pysnooper/default.nix b/pkgs/development/python-modules/pysnooper/default.nix
index 03f5ed36644e..7b2c7282b033 100644
--- a/pkgs/development/python-modules/pysnooper/default.nix
+++ b/pkgs/development/python-modules/pysnooper/default.nix
@@ -1,5 +1,6 @@
 {
   lib,
+  stdenv,
   buildPythonPackage,
   fetchFromGitHub,
   pytestCheckHook,
@@ -22,6 +23,11 @@ buildPythonPackage rec {
 
   nativeCheckInputs = [ pytestCheckHook ];
 
+  disabledTests = lib.optionals (stdenv.hostPlatform.isDarwin && stdenv.hostPlatform.isx86_64) [
+    # timing-sensitive and often breaks on x86_64-darwin
+    "test_relative_time"
+  ];
+
   pythonImportsCheck = [ "pysnooper" ];
 
   meta = {