diff --git a/package.json b/package.json
index 36a360c..d8b53de 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@makeplane/plane-node-sdk",
-  "version": "0.2.13",
+  "version": "0.2.14",
   "description": "Node SDK for Plane",
   "author": "Plane <engineering@plane.so>",
   "repository": {
diff --git a/src/models/Comment.ts b/src/models/Comment.ts
index 8c61872..6ce8d6b 100644
--- a/src/models/Comment.ts
+++ b/src/models/Comment.ts
@@ -19,6 +19,7 @@ export interface WorkItemComment {
   workspace?: string;
   issue?: string;
   actor?: string;
+  parent?: string;
 }
 
 export interface WorkItemCommentCreateRequest {
@@ -27,6 +28,8 @@ export interface WorkItemCommentCreateRequest {
   access?: AccessEnum;
   external_source?: string;
   external_id?: string;
+  /** ID of a top-level comment on the same work item to reply to. */
+  parent?: string;
 }
 
 export interface WorkItemCommentUpdateRequest {