diff --git a/bin/nsupdate/nsupdate.docbook b/bin/nsupdate/nsupdate.docbook
index d493480ed4..e8df059b06 100644
--- a/bin/nsupdate/nsupdate.docbook
+++ b/bin/nsupdate/nsupdate.docbook
@@ -251,7 +251,7 @@
lists of non-meta types for which the type-specific presentation
formats are known. prints out the list of
IANA-assigned types. prints out the list of
- private types specific to named. These options
+ private types specific to named. These options
may be combined. nsupdate will exit after the
lists are printed.