diff --git a/src/GitLabApiClient/Models/MergeRequests/Responses/MergeRequest.cs b/src/GitLabApiClient/Models/MergeRequests/Responses/MergeRequest.cs
index ba2ba1d4..99231d14 100644
--- a/src/GitLabApiClient/Models/MergeRequests/Responses/MergeRequest.cs
+++ b/src/GitLabApiClient/Models/MergeRequests/Responses/MergeRequest.cs
@@ -92,5 +92,8 @@ public sealed class MergeRequest : ModifiableObject
 
         [JsonProperty("merged_by")]
         public Assignee MergedBy { get; set; }
+
+        [JsonProperty("merged_at")]
+        public DateTime? MergedAt { get; set; }
     }
 }