diff --git a/docs/spelling_wordlist.txt b/docs/spelling_wordlist.txt
index da05a84..adb9186 100644
--- a/docs/spelling_wordlist.txt
+++ b/docs/spelling_wordlist.txt
@@ -28,6 +28,7 @@
 Encodings
 fernet
 Fernet
+FIPS
 hazmat
 indistinguishability
 initialisms