diff --git a/src/lib/ContentType.ts b/src/lib/ContentType.ts
index a3a1819..4e3b271 100644
--- a/src/lib/ContentType.ts
+++ b/src/lib/ContentType.ts
@@ -3,7 +3,7 @@ import { ContentTypeDTO } from "./utility/Global.js"
 
 export const ContentTypeEndpoint = 'contenttype'
 export class ContentType {
-  clinet: Client
+  private clinet: Client
   constructor(client:Client) {
     this.clinet = client
   }
diff --git a/src/lib/List.ts b/src/lib/List.ts
index a748951..298b685 100644
--- a/src/lib/List.ts
+++ b/src/lib/List.ts
@@ -3,7 +3,7 @@ import { PredefinedListDTO } from "./utility/Global.js"
 
 export const ListEndpoint = 'list'
 export class List {
-  client: Client
+  private client: Client
   constructor(client:Client) {
     this.client = client
   }
diff --git a/src/lib/Media.ts b/src/lib/Media.ts
index 61497e3..698ead3 100644
--- a/src/lib/Media.ts
+++ b/src/lib/Media.ts
@@ -7,7 +7,7 @@ const { readFile, stat } = promises
 
 export const MediaEndpoint = 'media'
 export class Media {
-  client: Client
+  private client: Client
   util: { getMediaIDs: (parentID: number, arrLimit?: number, reqTimeout?: number) => Promise<number[]> }
   constructor(client:Client) {
     this.client = client
diff --git a/src/lib/MediaCategory.ts b/src/lib/MediaCategory.ts
index 9239562..79a01a3 100644
--- a/src/lib/MediaCategory.ts
+++ b/src/lib/MediaCategory.ts
@@ -3,7 +3,7 @@ import { Category } from "./utility/Global.js"
 
 export const MediaCategoryEndpoint = 'mediacategory'
 export class MediaCategory {
-  client: Client
+  private client: Client
   constructor(client: Client) {
     this.client = client
   }
diff --git a/src/lib/MediaType.ts b/src/lib/MediaType.ts
index 98f3f7c..5b46919 100644
--- a/src/lib/MediaType.ts
+++ b/src/lib/MediaType.ts
@@ -2,7 +2,7 @@ import { Client } from "./Client.js"
 
 export const MediaTypeEndpoint = 'mediaType'
 export class MediaType {
-  clinet: Client
+  private clinet: Client
   constructor(client:Client) {
     this.clinet = client
   }