diff --git a/src/hooks/dhcp/perfmon/monitored_duration_store.h b/src/hooks/dhcp/perfmon/monitored_duration_store.h
index 8ab6c828ee..d4866d5b00 100644
--- a/src/hooks/dhcp/perfmon/monitored_duration_store.h
+++ b/src/hooks/dhcp/perfmon/monitored_duration_store.h
@@ -55,33 +55,6 @@ typedef boost::multi_index_container<
             boost::multi_index::tag<DurationKeyTag>,
             boost::multi_index::identity<DurationKey>
         >
-        /// @todo more indexes start here...
-#if 0
-        /// @todo toss this ... did this before I figured out how to use
-        /// DurationKey::operator<
-        ,
-        boost::multi_index::ordered_unique<
-            boost::multi_index::tag<KeyTag>,
-            boost::multi_index::composite_key<
-                MonitoredDuration,
-                // The query packet type
-                boost::multi_index::const_mem_fun<DurationKey, uint8_t,
-                                                  &DurationKey::getQueryType>,
-                // The response packet type
-                boost::multi_index::const_mem_fun<DurationKey, uint8_t,
-                                                  &DurationKey::getResponseType>,
-                // The start event label
-                boost::multi_index::const_mem_fun<DurationKey, std::string,
-                                                  &DurationKey::getStartEventLabel>,
-                // The end event label
-                boost::multi_index::const_mem_fun<DurationKey, std::string,
-                                                  &DurationKey::getEndEventLabel>,
-                // The subnet id
-                boost::multi_index::const_mem_fun<DurationKey, dhcp::SubnetID,
-                                                  &DurationKey::getSubnetId>
-            >
-        >
-#endif
     >
 > MonitoredDurationContainer;