Partial cherry pick of 57201d2de9cd4080480cfed2fe2572fa1c908acb

Just so the first blackening of 2.0+ is already consistent with latest 2.4+...hopefully

1 files changed, 2 insertions, 1 deletions

diff --git a/tasks.py b/tasks.py
index 33092d77..795a9c99 100644
--- a/tasks.py
+++ b/tasks.py
@@ -143,6 +143,7 @@ ns.configure(
             "changelog_file": join(
                 www.configuration()["sphinx"]["source"], "changelog.rst"
             ),
-        }
+        },
+        "travis": {"black": {"version": "18.6b4"}},
     }
 )