https://github.com/domdfcoding/dom_toml/issues/50

--- dom_toml-2.1.0/tox.ini.orig
+++ dom_toml-2.1.0/tox.ini
@@ -202,7 +202,7 @@
 unused-arguments-ignore-variadic-names = True
 
 [coverage:report]
-fail_under = 98.5
+fail_under = 98
 show_missing = True
 exclude_lines =
     raise AssertionError