diff --git a/docs/conf.py b/docs/conf.py
index d2fe55e5c4..8eb346dafb 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -112,7 +112,7 @@
 spelling_ignore_pypi_package_names = True
 spelling_show_suggestions = True
 spelling_suggestion_limit = 2
-spelling_ignore_contributor_names=False
+spelling_ignore_contributor_names = False
 spelling_word_list_filename = ["spelling_wordlist.txt"]
 
 # -- Options for HTML output -------------------------------------------------