diff --git a/hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/upload/UploadLayout.java b/hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/upload/UploadLayout.java
index 5a9a50881..2808d0619 100644
--- a/hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/upload/UploadLayout.java
+++ b/hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/artifacts/upload/UploadLayout.java
@@ -593,9 +593,8 @@ public class UploadLayout extends VerticalLayout {
      */
     void clearFileList() {
         // delete file system zombies
-        artifactUploadState.getFileSelected().forEach(customFile -> {
-            FileUtils.deleteQuietly(new File(customFile.getFilePath()));
-        });
+        artifactUploadState.getFileSelected()
+                .forEach(customFile -> FileUtils.deleteQuietly(new File(customFile.getFilePath())));
 
         artifactUploadState.getFileSelected().clear();
         artifactUploadState.getBaseSwModuleList().clear();