diff --git a/src/http.ts b/src/http.ts
index 50f0b09..0efc481 100644
--- a/src/http.ts
+++ b/src/http.ts
@@ -54,7 +54,6 @@ import {
   GetSiteConfig,
   GetSiteConfigResponse,
   GetSiteResponse,
-  ListCategoriesResponse,
   SaveSiteConfig,
   Search,
   SearchResponse,
@@ -140,10 +139,6 @@ export class LemmyHttp {
     return this.wrapper(HttpType.Put, '/site/config', form);
   }
 
-  async listCategories(): Promise<ListCategoriesResponse> {
-    return this.wrapper(HttpType.Get, '/categories', {});
-  }
-
   async getModlog(form: GetModlog): Promise<GetModlogResponse> {
     return this.wrapper(HttpType.Get, '/modlog', form);
   }
diff --git a/src/interfaces/api/community.ts b/src/interfaces/api/community.ts
index c16c6eb..e0de844 100644
--- a/src/interfaces/api/community.ts
+++ b/src/interfaces/api/community.ts
@@ -23,7 +23,6 @@ export interface CreateCommunity {
   description?: string;
   icon?: string;
   banner?: string;
-  category_id: number;
   nsfw: boolean;
   auth: string;
 }
@@ -79,7 +78,6 @@ export interface EditCommunity {
   description?: string;
   icon?: string;
   banner?: string;
-  category_id: number;
   nsfw: boolean;
   auth: string;
 }
diff --git a/src/interfaces/api/site.ts b/src/interfaces/api/site.ts
index 764993b..bf0e654 100644
--- a/src/interfaces/api/site.ts
+++ b/src/interfaces/api/site.ts
@@ -1,4 +1,4 @@
-import { Category, UserSafeSettings } from '../source';
+import { UserSafeSettings } from '../source';
 import {
   CommentView,
   CommunityView,
@@ -16,12 +16,6 @@ import {
   UserViewSafe,
 } from '../views';
 
-export interface ListCategories {}
-
-export interface ListCategoriesResponse {
-  categories: Category[];
-}
-
 /**
  * Search types are `All, Comments, Posts, Communities, Users, Url`
  */
diff --git a/src/interfaces/others.ts b/src/interfaces/others.ts
index 03b7f3d..8cf0992 100644
--- a/src/interfaces/others.ts
+++ b/src/interfaces/others.ts
@@ -8,7 +8,6 @@ export enum UserOperation {
   CreateCommunity,
   CreatePost,
   ListCommunities,
-  ListCategories,
   GetPost,
   GetCommunity,
   CreateComment,
diff --git a/src/interfaces/source.ts b/src/interfaces/source.ts
index 48a4b77..8d50f76 100644
--- a/src/interfaces/source.ts
+++ b/src/interfaces/source.ts
@@ -198,7 +198,6 @@ export interface CommunitySafe {
   name: string;
   title: string;
   description?: string;
-  category_id: number;
   creator_id: number;
   removed: boolean;
   published: string;
@@ -238,11 +237,6 @@ export interface Comment {
   local: boolean;
 }
 
-export interface Category {
-  id: number;
-  name: string;
-}
-
 export interface UserMention {
   id: number;
   recipient_id: number;
diff --git a/src/interfaces/views.ts b/src/interfaces/views.ts
index 4dd81dc..f45da9e 100644
--- a/src/interfaces/views.ts
+++ b/src/interfaces/views.ts
@@ -6,7 +6,6 @@ import {
   UserAggregates,
 } from './aggregates';
 import {
-  Category,
   Comment,
   CommentReport,
   CommunitySafe,
@@ -182,7 +181,6 @@ export interface CommunityUserBanView {
 export interface CommunityView {
   community: CommunitySafe;
   creator: UserSafe;
-  category: Category;
   subscribed: boolean;
   counts: CommunityAggregates;
 }
diff --git a/src/websocket.ts b/src/websocket.ts
index 1943351..ffc215a 100644
--- a/src/websocket.ts
+++ b/src/websocket.ts
@@ -124,10 +124,6 @@ export class LemmyWebsocket {
     return wrapper(UserOperation.GetFollowedCommunities, form);
   }
 
-  listCategories() {
-    return wrapper(UserOperation.ListCategories, {});
-  }
-
   createPost(form: CreatePost) {
     return wrapper(UserOperation.CreatePost, form);
   }