diff --git a/pkgs/development/python-modules/pony/default.nix b/pkgs/development/python-modules/pony/default.nix
index 1383a5384108..892cb0829baf 100644
--- a/pkgs/development/python-modules/pony/default.nix
+++ b/pkgs/development/python-modules/pony/default.nix
@@ -26,7 +26,6 @@ buildPythonPackage rec {
 
   disabledTests = [
     # Tests are outdated
-    "test_exception_msg"
     "test_method"
   ];