diff --git a/src/main/java/co/novu/api/events/responses/TriggerEventResponseData.java b/src/main/java/co/novu/api/events/responses/TriggerEventResponseData.java
index 712a01f..fb13e96 100644
--- a/src/main/java/co/novu/api/events/responses/TriggerEventResponseData.java
+++ b/src/main/java/co/novu/api/events/responses/TriggerEventResponseData.java
@@ -2,10 +2,12 @@
 
 import lombok.Data;
 
+import java.util.List;
+
 @Data
 public class TriggerEventResponseData {
     private boolean acknowledged;
     private String status;
     private String transactionId;
-    private String error;
+    private List<String> error;
 }