Index: head/sbin/geom/class/eli/geli.8
===================================================================
--- head/sbin/geom/class/eli/geli.8
+++ head/sbin/geom/class/eli/geli.8
@@ -24,7 +24,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd April 10, 2018
+.Dd May 9, 2018
 .Dt GELI 8
 .Os
 .Sh NAME
@@ -67,7 +67,7 @@
 .Cm init
 .Nm
 .Cm attach
-.Op Fl dnprv
+.Op Fl Cdprv
 .Op Fl j Ar passfile
 .Op Fl k Ar keyfile
 .Ar prov
@@ -393,6 +393,9 @@
 .Pp
 Additional options include:
 .Bl -tag -width ".Fl j Ar passfile"
+.It Fl C
+Do a dry-run decryption.
+This is useful to verify passphrase and keyfile without decrypting the device.
 .It Fl d
 If specified, a decrypted provider will be detached automatically on last close.
 This can help with scarce memory so the user does not have to remember to detach the
@@ -420,9 +423,6 @@
 option for the
 .Cm init
 subcommand.
-.It Fl n
-Do a dry-run decryption.
-This is useful to verify passphrase and keyfile without decrypting the device.
 .It Fl p
 Do not use a passphrase as a component of the User Key.
 Cannot be combined with the
Index: head/sbin/geom/class/eli/geom_eli.c
===================================================================
--- head/sbin/geom/class/eli/geom_eli.c
+++ head/sbin/geom/class/eli/geom_eli.c
@@ -86,7 +86,7 @@
  *
  * init [-bdgPTv] [-a aalgo] [-B backupfile] [-e ealgo] [-i iterations] [-l keylen] [-J newpassfile] [-K newkeyfile] [-s sectorsize] [-V version] prov
  * label - alias for 'init'
- * attach [-dprv] [-j passfile] [-k keyfile] prov
+ * attach [-Cdprv] [-j passfile] [-k keyfile] prov
  * detach [-fl] prov ...
  * stop - alias for 'detach'
  * onetime [-d] [-a aalgo] [-e ealgo] [-l keylen] prov
@@ -145,15 +145,15 @@
 	},
 	{ "attach", G_FLAG_VERBOSE | G_FLAG_LOADKLD, eli_main,
 	    {
+		{ 'C', "dryrun", NULL, G_TYPE_BOOL },
 		{ 'd', "detach", NULL, G_TYPE_BOOL },
 		{ 'j', "passfile", G_VAL_OPTIONAL, G_TYPE_STRING | G_TYPE_MULTI },
 		{ 'k', "keyfile", G_VAL_OPTIONAL, G_TYPE_STRING | G_TYPE_MULTI },
-		{ 'n', "dryrun", NULL, G_TYPE_BOOL },
 		{ 'p', "nopassphrase", NULL, G_TYPE_BOOL },
 		{ 'r', "readonly", NULL, G_TYPE_BOOL },
 		G_OPT_SENTINEL
 	    },
-	    "[-dnprv] [-j passfile] [-k keyfile] prov"
+	    "[-Cdprv] [-j passfile] [-k keyfile] prov"
 	},
 	{ "detach", 0, NULL,
 	    {