diff --git a/docs/spelling_wordlist.txt b/docs/spelling_wordlist.txt
index d7c744147..4d8fc1e2d 100644
--- a/docs/spelling_wordlist.txt
+++ b/docs/spelling_wordlist.txt
@@ -31,6 +31,7 @@ lifecycle
 Lifecycle
 lookups
 MiB
+mypy
 nginx
 parsers
 permessage