diff --git a/includes/config-cassandra.rst b/includes/config-cassandra.rst
index 3b938549d5..e38e6d1946 100644
--- a/includes/config-cassandra.rst
+++ b/includes/config-cassandra.rst
@@ -7,6 +7,14 @@
 
 
 
+``service_log``
+---------------
+*['boolean', 'null']*
+
+**Service logging** Store logs for the service so that they are available in the HTTP API and console.
+
+
+
 ``static_ips``
 --------------
 *boolean*