diff --git a/tox.ini b/tox.ini
index c0e807e6..8e77c17e 100644
--- a/tox.ini
+++ b/tox.ini
@@ -19,7 +19,7 @@ multi_line_output=3
 include_trailing_comma=True
 force_grid_wrap=0
 use_parentheses=True
-line_length=88
+line_length=100
 skip_glob=*_pb2*.py
 
 [testenv]