diff --git a/tox.ini b/tox.ini
index 1441f97..b0b15d2 100644
--- a/tox.ini
+++ b/tox.ini
@@ -41,6 +41,7 @@
 [flake8]
 format = ${cyan}%(path)s${reset}:${yellow_bold}%(row)d${reset}:${green_bold}%(col)d${reset}: ${red_bold}%(code)s${reset} %(text)s
 max-complexity = 10
+max-line-length = 80
 
 # Documentation
 # Shared commands for both docs options