diff --git a/src/main/java/org/gcube/datatransfer/resolver/services/error/ErrorReport.java b/src/main/java/org/gcube/datatransfer/resolver/services/error/ErrorReport.java
index 280a96b..ce509c3 100644
--- a/src/main/java/org/gcube/datatransfer/resolver/services/error/ErrorReport.java
+++ b/src/main/java/org/gcube/datatransfer/resolver/services/error/ErrorReport.java
@@ -9,10 +9,10 @@ import javax.xml.bind.annotation.XmlRootElement;
 import javax.xml.bind.annotation.XmlType;
 
 import lombok.AllArgsConstructor;
+import lombok.Builder;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 import lombok.Setter;
-import lombok.experimental.Builder;
 
 
 @XmlRootElement(name="error")
diff --git a/src/main/java/org/gcube/datatransfer/resolver/services/error/ExceptionReport.java b/src/main/java/org/gcube/datatransfer/resolver/services/error/ExceptionReport.java
index 0f4088d..45cb9a0 100644
--- a/src/main/java/org/gcube/datatransfer/resolver/services/error/ExceptionReport.java
+++ b/src/main/java/org/gcube/datatransfer/resolver/services/error/ExceptionReport.java
@@ -10,10 +10,10 @@ import javax.xml.bind.annotation.XmlRootElement;
 import javax.xml.bind.annotation.XmlType;
 
 import lombok.AllArgsConstructor;
+import lombok.Builder;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 import lombok.Setter;
-import lombok.experimental.Builder;
 
 
 /**