diff --git a/setup.cfg b/setup.cfg
index 996e37d..c2199e9 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -9,4 +9,4 @@ tag_prefix =
 parentdir_prefix = magic-wormhole
 
 [flake8]
-max-line-length = 84
+max-line-length = 85