diff --git a/Completion/compinit b/Completion/compinit
index e81cd1604..1f2e7c634 100644
--- a/Completion/compinit
+++ b/Completion/compinit
@@ -165,6 +165,7 @@ _comp_options=(
     NO_posixidentifiers
     NO_shwordsplit
     NO_shglob
+    NO_typesettounset
     NO_warnnestedvar
     NO_warncreateglobal
 )