diff --git a/packages/discord.js/src/managers/ThreadMemberManager.js b/packages/discord.js/src/managers/ThreadMemberManager.js
index e4ae5bf7d..47b337de3 100644
--- a/packages/discord.js/src/managers/ThreadMemberManager.js
+++ b/packages/discord.js/src/managers/ThreadMemberManager.js
@@ -91,26 +91,24 @@ class ThreadMemberManager extends CachedManager {
   /**
    * Adds a member to the thread.
    * @param {UserResolvable|'@me'} member The member to add
-   * @param {string} [reason] The reason for adding this member
    * @returns {Promise<Snowflake>}
    */
-  async add(member, reason) {
+  async add(member) {
     const id = member === '@me' ? member : this.client.users.resolveId(member);
     if (!id) throw new DiscordjsTypeError(ErrorCodes.InvalidType, 'member', 'UserResolvable');
-    await this.client.rest.put(Routes.threadMembers(this.thread.id, id), { reason });
+    await this.client.rest.put(Routes.threadMembers(this.thread.id, id));
     return id;
   }
 
   /**
    * Remove a user from the thread.
    * @param {UserResolvable|'@me'} member The member to remove
-   * @param {string} [reason] The reason for removing this member from the thread
    * @returns {Promise<Snowflake>}
    */
-  async remove(member, reason) {
+  async remove(member) {
     const id = member === '@me' ? member : this.client.users.resolveId(member);
     if (!id) throw new DiscordjsTypeError(ErrorCodes.InvalidType, 'member', 'UserResolvable');
-    await this.client.rest.delete(Routes.threadMembers(this.thread.id, id), { reason });
+    await this.client.rest.delete(Routes.threadMembers(this.thread.id, id));
     return id;
   }
 
diff --git a/packages/discord.js/src/structures/ThreadMember.js b/packages/discord.js/src/structures/ThreadMember.js
index 1df5f7071..e2c58683b 100644
--- a/packages/discord.js/src/structures/ThreadMember.js
+++ b/packages/discord.js/src/structures/ThreadMember.js
@@ -101,11 +101,10 @@ class ThreadMember extends Base {
 
   /**
    * Removes this member from the thread.
-   * @param {string} [reason] Reason for removing the member
    * @returns {Promise<ThreadMember>}
    */
-  async remove(reason) {
-    await this.thread.members.remove(this.id, reason);
+  async remove() {
+    await this.thread.members.remove(this.id);
     return this;
   }
 }
diff --git a/packages/discord.js/typings/index.d.ts b/packages/discord.js/typings/index.d.ts
index 7c69d4fd3..51c0f07fc 100644
--- a/packages/discord.js/typings/index.d.ts
+++ b/packages/discord.js/typings/index.d.ts
@@ -3396,7 +3396,7 @@ export class ThreadMember<HasMemberData extends boolean = boolean> extends Base
   public thread: AnyThreadChannel;
   public get user(): User | null;
   public get partial(): false;
-  public remove(reason?: string): Promise<ThreadMember>;
+  public remove(): Promise<ThreadMember>;
 }
 
 export type ThreadMemberFlagsString = keyof typeof ThreadMemberFlags;
@@ -4668,7 +4668,7 @@ export class ThreadMemberManager extends CachedManager<Snowflake, ThreadMember,
   private constructor(thread: ThreadChannel, iterable?: Iterable<RawThreadMemberData>);
   public thread: AnyThreadChannel;
   public get me(): ThreadMember | null;
-  public add(member: UserResolvable | '@me', reason?: string): Promise<Snowflake>;
+  public add(member: UserResolvable | '@me'): Promise<Snowflake>;
 
   public fetch(
     options: ThreadMember<true> | ((FetchThreadMemberOptions & { withMember: true }) | { member: ThreadMember<true> }),
@@ -4682,7 +4682,7 @@ export class ThreadMemberManager extends CachedManager<Snowflake, ThreadMember,
 
   public fetch(options?: FetchThreadMembersWithoutGuildMemberDataOptions): Promise<Collection<Snowflake, ThreadMember>>;
   public fetchMe(options?: BaseFetchOptions): Promise<ThreadMember>;
-  public remove(member: UserResolvable | '@me', reason?: string): Promise<Snowflake>;
+  public remove(member: UserResolvable | '@me'): Promise<Snowflake>;
 }
 
 export class UserManager extends CachedManager<Snowflake, User, UserResolvable> {