diff --git a/library/Businessprocess/HostNode.php b/library/Businessprocess/HostNode.php
index b0b9a83..eccf1aa 100644
--- a/library/Businessprocess/HostNode.php
+++ b/library/Businessprocess/HostNode.php
@@ -66,7 +66,7 @@ class HostNode extends MonitoredNode
             if (Module::exists('icingadb') &&
                 ($backendName === '_icingadb' || IcingadbSupport::useIcingaDbAsBackend())
             ) {
-                $params['icingadb'] = 1;
+                $params['backend'] = '_icingadb';
             } else {
                 $params['backend'] = $this->getBpConfig()->getBackendName();
             }
diff --git a/library/Businessprocess/ServiceNode.php b/library/Businessprocess/ServiceNode.php
index 47e8a1a..a0972a6 100644
--- a/library/Businessprocess/ServiceNode.php
+++ b/library/Businessprocess/ServiceNode.php
@@ -85,7 +85,7 @@ class ServiceNode extends MonitoredNode
             if (Module::exists('icingadb') &&
                 ($backendName === '_icingadb' || IcingadbSupport::useIcingaDbAsBackend())
             ) {
-                $params['icingadb'] = 1;
+                $params['backend'] = '_icingadb';
             } else {
                 $params['backend'] = $this->getBpConfig()->getBackendName();
             }