diff --git a/codespell_lib/data/dictionary.txt b/codespell_lib/data/dictionary.txt
index d95ba5e..96de706 100644
--- a/codespell_lib/data/dictionary.txt
+++ b/codespell_lib/data/dictionary.txt
@@ -30543,6 +30543,7 @@
 vulnerabilitie->vulnerability
 vulnerabilitis->vulnerabilities
 vulnerabilitiy->vulnerability
+vulnerabilitu->vulnerability
 vulnerabiliy->vulnerability
 vulnerabillities->vulnerabilities
 vulnerabillity->vulnerability