diff --git a/eris/eris/tools.toml b/eris/eris/tools.toml
index 480b92a..eaff776 100644
--- a/eris/eris/tools.toml
+++ b/eris/eris/tools.toml
@@ -59,7 +59,7 @@ tools_for_extensions = [
 [pycodestyle]
   dependencies = ["python3-pycodestyle"]
   url = "http://pycodestyle.pycqa.org/en/latest/"
-  command = "python3.9 -m pycodestyle"
+  command = "python3.9 -m pycodestyle --max-line-length=100"
 
 [pydocstyle]
   dependencies = ["python3-pydocstyle"]