diff --git a/man/man8/zpool-upgrade.8 b/man/man8/zpool-upgrade.8
index cf69060da..adae47f82 100644
--- a/man/man8/zpool-upgrade.8
+++ b/man/man8/zpool-upgrade.8
@@ -65,10 +65,10 @@ property).
 .Cm upgrade
 .Fl v
 .Xc
-Displays legacy ZFS versions supported by the this version of ZFS.
+Displays legacy ZFS versions supported by this version of ZFS.
 See
 .Xr zpool-features 7
-for a description of feature flags features supported by this version of ZFS.
+for a description of features supported by this version of ZFS.
 .It Xo
 .Nm zpool
 .Cm upgrade