diff --git a/docs/sysadm/network-architecture/service-urls.rst b/docs/sysadm/network-architecture/service-urls.rst
index 3bd2ebee8e8bafda079a680faf60175952d34534..82da400176f02b9103b3eacfa987d38d9a693ddb 100644
--- a/docs/sysadm/network-architecture/service-urls.rst
+++ b/docs/sysadm/network-architecture/service-urls.rst
@@ -176,7 +176,7 @@ SWH backends
 +--------------------------+-----------------------------------------------------------------------------------+--------+------------+
 | Counters redis           | counters1.internal.softwareheritage.org:6379                                      |        | X          |
 +--------------------------+-----------------------------------------------------------------------------------+--------+------------+
-| cassandra                | cassandra[01-10].internal.softwareheritage.org:9042                               | X      |            |
+| cassandra                | cassandra[01-13].internal.softwareheritage.org:9042                               | X      |            |
 +--------------------------+-----------------------------------------------------------------------------------+--------+------------+
 
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