diff --git a/web/src/main/java/de/cotto/lndmanagej/UiDataServiceImpl.java b/web/src/main/java/de/cotto/lndmanagej/UiDataServiceImpl.java
index 19ed1841..cbb5a7b0 100644
--- a/web/src/main/java/de/cotto/lndmanagej/UiDataServiceImpl.java
+++ b/web/src/main/java/de/cotto/lndmanagej/UiDataServiceImpl.java
@@ -37,7 +37,8 @@ public class UiDataServiceImpl extends UiDataService {
     public UiDataServiceImpl(
             ChannelController channelController,
             StatusController statusController,
-            WarningsController warningsController, NodeController nodeController,
+            WarningsController warningsController,
+            NodeController nodeController,
             NodeService nodeService,
             ChannelService channelService
     ) {
@@ -62,7 +63,9 @@ public class UiDataServiceImpl extends UiDataService {
     @Override
     public List<OpenChannelDto> getOpenChannels() {
         ChannelsDto openChannels = statusController.getOpenChannels();
-        return openChannels.channels().stream().map(this::toOpenChannelDto).toList();
+        return openChannels.channels().stream()
+                .map(this::toOpenChannelDto)
+                .toList();
     }
 
     private OpenChannelDto toOpenChannelDto(ChannelId channelId) {
diff --git a/web/src/main/java/de/cotto/lndmanagej/ui/UiDataService.java b/web/src/main/java/de/cotto/lndmanagej/ui/UiDataService.java
index cf903835..6db3f5f1 100644
--- a/web/src/main/java/de/cotto/lndmanagej/ui/UiDataService.java
+++ b/web/src/main/java/de/cotto/lndmanagej/ui/UiDataService.java
@@ -12,7 +12,8 @@ import de.cotto.lndmanagej.ui.dto.StatusModel;
 import java.util.Collection;
 import java.util.List;
 import java.util.Set;
-import java.util.stream.Collectors;
+
+import static java.util.stream.Collectors.toSet;
 
 public abstract class UiDataService {
 
@@ -33,13 +34,13 @@ public abstract class UiDataService {
     public List<NodeDto> createNodeList(Collection<OpenChannelDto> openChannels) {
         Set<Pubkey> pubkeys = openChannels.stream()
                 .map(OpenChannelDto::remotePubkey)
-                .collect(Collectors.toSet());
+                .collect(toSet());
         return pubkeys.stream()
                 .map(this::getNode)
-                .collect(Collectors.toList());
+                .toList();
     }
 
     public List<NodeDto> createNodeList() {
-        return createNodeList(this.getOpenChannels());
+        return createNodeList(getOpenChannels());
     }
 }