diff --git a/src/main/java/eu/dzhw/fdz/metadatamanagement/projectmanagement/service/DaraPidClientService.java b/src/main/java/eu/dzhw/fdz/metadatamanagement/projectmanagement/service/DaraPidClientService.java
index bbfdc783c5..ae029b5915 100644
--- a/src/main/java/eu/dzhw/fdz/metadatamanagement/projectmanagement/service/DaraPidClientService.java
+++ b/src/main/java/eu/dzhw/fdz/metadatamanagement/projectmanagement/service/DaraPidClientService.java
@@ -6,7 +6,6 @@
 import com.fasterxml.jackson.databind.JsonMappingException;
 import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.ObjectMapper;
-import com.fasterxml.jackson.databind.node.ArrayNode;
 import eu.dzhw.fdz.metadatamanagement.common.config.MetadataManagementProperties;
 import eu.dzhw.fdz.metadatamanagement.datapackagemanagement.domain.DataPackage;
 import eu.dzhw.fdz.metadatamanagement.projectmanagement.domain.DataAcquisitionProject;
@@ -33,7 +32,6 @@
 import java.nio.charset.StandardCharsets;
 import java.util.ArrayList;
 import java.util.List;
-import java.util.stream.Stream;
 
 /**
  * A client service that's solely responsible for