diff --git a/sys/fs/tmpfs/tmpfs_vfsops.c b/sys/fs/tmpfs/tmpfs_vfsops.c
index b04b3c084b3..f7dbadc1fd9 100644
--- a/sys/fs/tmpfs/tmpfs_vfsops.c
+++ b/sys/fs/tmpfs/tmpfs_vfsops.c
@@ -93,7 +93,7 @@ static int	tmpfs_statfs(struct mount *, struct statfs *);
 
 static const char *tmpfs_opts[] = {
 	"from", "easize", "size", "maxfilesize", "inodes", "uid", "gid", "mode",
-	"export", "union", "nonc", "nomtime", "nosymfollow", NULL
+	"export", "union", "nonc", "nomtime", "nosymfollow", "pgread", NULL
 };
 
 static const char *tmpfs_updateopts[] = {