diff --git a/src/channel.ts b/src/channel.ts
index 66e72d75e..2a03b478d 100644
--- a/src/channel.ts
+++ b/src/channel.ts
@@ -35,16 +35,17 @@ import {
   QueryMembersOptions,
   Reaction,
   ReactionAPIResponse,
+  SearchAPIResponse,
+  SearchMessageSortBase,
   SearchOptions,
   SearchPayload,
-  SearchAPIResponse,
   SendMessageAPIResponse,
   TruncateChannelAPIResponse,
+  TruncateOptions,
   UnknownType,
   UpdateChannelAPIResponse,
   UserFilters,
   UserResponse,
-  SearchMessageSortBase,
 } from './types';
 import { Role } from './permissions';
 
@@ -608,12 +609,18 @@ export class Channel<
 
   /**
    * truncate - Removes all messages from the channel
-   * @param {boolean} [options.hard_delete] Defines if messages of the channel must be hard deleted
-   * @return {Promise<TruncateChannelAPIResponse<ChannelType, CommandType, UserType>>} The server response
+   * @param {TruncateOptions<AttachmentType, MessageType, UserType>} [options] Defines truncation options
+   * @return {Promise<TruncateChannelAPIResponse<ChannelType, CommandType, UserType, MessageType, ReactionType>>} The server response
    */
-  async truncate(options: { hard_delete?: boolean } = {}) {
+  async truncate(options: TruncateOptions<AttachmentType, MessageType, UserType> = {}) {
     return await this.getClient().post<
-      TruncateChannelAPIResponse<ChannelType, CommandType, UserType>
+      TruncateChannelAPIResponse<
+        ChannelType,
+        CommandType,
+        UserType,
+        MessageType,
+        ReactionType
+      >
     >(this._channelURL() + '/truncate', options);
   }
 
diff --git a/src/types.ts b/src/types.ts
index cc96cdad0..22fdf8c46 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -205,6 +205,7 @@ export type ChannelResponse<
   name?: string;
   own_capabilities?: string[];
   team?: string;
+  truncated_at?: string;
   updated_at?: string;
 };
 
@@ -699,9 +700,20 @@ export type SendMessageAPIResponse<
 export type TruncateChannelAPIResponse<
   ChannelType = UnknownType,
   CommandType extends string = LiteralStringForUnion,
-  UserType = UnknownType
+  UserType = UnknownType,
+  AttachmentType = UnknownType,
+  MessageType = UnknownType,
+  ReactionType = UnknownType
 > = APIResponse & {
   channel: ChannelResponse<ChannelType, CommandType, UserType>;
+  message?: MessageResponse<
+    AttachmentType,
+    ChannelType,
+    CommandType,
+    MessageType,
+    ReactionType,
+    UserType
+  >;
 };
 
 export type UpdateChannelAPIResponse<
@@ -2238,3 +2250,10 @@ export type TaskStatus = {
   };
   result?: UnknownType;
 };
+
+export type TruncateOptions<AttachmentType, MessageType, UserType> = {
+  hard_delete?: boolean;
+  message?: Message<AttachmentType, MessageType, UserType>;
+  skip_push?: boolean;
+  truncated_at?: Date;
+};