diff --git a/src/types.ts b/src/types.ts
index f641d4ed..c8ce60e7 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -287,6 +287,26 @@ export interface MergeRequest extends ThingWithTimeStats {
   work_in_progress: boolean;
 }
 
+/**
+ * A merge request approval
+ */
+export interface MergeRequestApproval {
+  approvals_left: number;
+  approvals_required: number;
+  approved_by: Array<{ user: User }>;
+  approver_groups: Group[];
+  approvers: User[];
+  created_at: string;
+  description: string;
+  id: number;
+  iid: number;
+  merge_status: MergeRequestMergeStatus;
+  project_id: number;
+  state: MergeRequestState;
+  title: string;
+  updated_at: string;
+}
+
 /**
  * A GitLab thing with time stats
  */