diff --git a/src/hooks/dhcp/mysql_cb/mysql_cb_dhcp6.cc b/src/hooks/dhcp/mysql_cb/mysql_cb_dhcp6.cc
index d89c346589..103f1b2e0c 100644
--- a/src/hooks/dhcp/mysql_cb/mysql_cb_dhcp6.cc
+++ b/src/hooks/dhcp/mysql_cb/mysql_cb_dhcp6.cc
@@ -3259,7 +3259,7 @@ MySqlConfigBackendDHCPv6::deleteOption6(const ServerSelector& server_selector,
 }
 
 uint64_t
-MySqlConfigBackendDHCPv6::deleteOption6(const ServerSelector& server_selector,
+MySqlConfigBackendDHCPv6::deleteOption6(const ServerSelector& /* server_selector */,
                                         const std::string& shared_network_name,
                                         const uint16_t code,
                                         const std::string& space) {