diff --git a/docs/conf.py b/docs/conf.py
index 9b2f43ac..3fe22545 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -44,6 +44,9 @@
     "python": ("https://docs.python.org/3", None),
 }
 
+# Reflow parameters if they exceed a certain line length.
+maximum_signature_line_length = 88
+
 # Napoleon settings. We only accept Google-style docstrings.
 napoleon_google_docstring = True
 napoleon_numpy_docstring = False