1 files changed, 1 insertions, 1 deletions

diff --git a/service-monitor/src/main/java/com/yahoo/vespa/service/monitor/ServiceModel.java b/service-monitor/src/main/java/com/yahoo/vespa/service/monitor/ServiceModel.java
index 2432abcc2d4..a9071e3ab94 100644
--- a/service-monitor/src/main/java/com/yahoo/vespa/service/monitor/ServiceModel.java
+++ b/service-monitor/src/main/java/com/yahoo/vespa/service/monitor/ServiceModel.java
@@ -37,6 +37,6 @@ public class ServiceModel {
         return applications.values().stream()
                 .flatMap(application -> application.serviceClusters().stream())
                 .flatMap(cluster -> cluster.serviceInstances().stream())
-                .collect(Collectors.groupingBy(service -> service.hostName(), Collectors.toList()));
+                .collect(Collectors.groupingBy(ServiceInstance::hostName, Collectors.toList()));
     }
 }