diff --git a/gitlab/payload.go b/gitlab/payload.go
index 6c04176..757e6dd 100644
--- a/gitlab/payload.go
+++ b/gitlab/payload.go
@@ -56,6 +56,7 @@ type MergeRequestEventPayload struct {
 	Changes          Changes          `json:"changes"`
 	Project          Project          `json:"project"`
 	Repository       Repository       `json:"repository"`
+	Labels           []Label          `json:"labels"`
 }
 
 // PushEventPayload contains the information for GitLab's push event