diff --git a/application/module-certificate/src/main/java/org/fuseri/modulecertificate/service/ApiError.java b/application/module-certificate/src/main/java/org/fuseri/modulecertificate/service/ApiError.java
index f7a6bd00802c53108cbdd6bfb87dafef0fffcbc2..8a48a45fb884bab762528796e10f0140f93d6eb3 100644
--- a/application/module-certificate/src/main/java/org/fuseri/modulecertificate/service/ApiError.java
+++ b/application/module-certificate/src/main/java/org/fuseri/modulecertificate/service/ApiError.java
@@ -4,6 +4,10 @@ import org.springframework.http.HttpStatus;
 
 import java.time.LocalDateTime;
 
+/**
+ * @author Michal Badin - Formula 1 team
+ */
+
 public class ApiError {
 
     private LocalDateTime timestamp;