CLUSTER removing index from table?

Has anyone else seen this sort of behaviour? After my CLUSTER command
my other index has vanished! I know someone mentioned they had done a
lot of work on CLUSTER, so perhaps this has been fixed.

I'm running Debian 7.0.2-4, on i386.

Regards,
Andrew.

newsroom=# \d codetable
Table "codetable"
Attribute | Type | Modifier
-------------+---------+----------
table_id | text | not null
code | text | not null
seq | integer |
description | text |
misc | text |
Indices: codetable_pkey,
xak1_codetable

newsroom=# CLUSTER xak1_codetable ON codetable;
CLUSTER
newsroom=# \d codetable
Table "codetable"
Attribute | Type | Modifier
-------------+---------+----------
table_id | text |
code | text |
seq | integer |
description | text |
misc | text |
Index: xak1_codetable

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_____________________________________________________________________
Andrew McMillan, e-mail: Andrew(at)cat-it(dot)co(dot)nz
Catalyst IT Ltd, PO Box 10-225, Level 22, 105 The Terrace, Wellington
Me: +64 (21) 635 694, Fax: +64 (4) 499 5596, Office: +64 (4) 499 2267