diff --git a/python-tox.spec b/python-tox.spec
index 573a503..d6d9854 100644
--- a/python-tox.spec
+++ b/python-tox.spec
@@ -171,6 +171,7 @@ k="${k-}${k+ and }not keyboard_interrupt"
 k="${k-}${k+ and }not test_call_as_module"
 k="${k-}${k+ and }not test_call_as_exe"
 k="${k-}${k+ and }not test_run_installpkg_targz"
+test -z $VIRTUALENV_WHEEL && k="${k-}${k+ and }not test_result_json_sequential"
 %endif
 
 %pytest -v -n auto -k "${k-}" --run-integration