diff --git a/src/rest/APIRequest.js b/src/rest/APIRequest.js
index d5e4ec183c3d..c4487bf2a708 100644
--- a/src/rest/APIRequest.js
+++ b/src/rest/APIRequest.js
@@ -33,7 +33,7 @@ class APIRequest {
         ? this.client.options.http.api
         : `${this.client.options.http.api}/v${this.client.options.http.version}`;
     const url = API + this.path;
-    let headers = {};
+    let headers = { ...this.client.options.http.headers };
 
     if (this.options.auth !== false) headers.Authorization = this.rest.getAuth();
     if (this.options.reason) headers['X-Audit-Log-Reason'] = encodeURIComponent(this.options.reason);
diff --git a/src/util/Constants.js b/src/util/Constants.js
index ca905ddc1dab..9d7aead77721 100644
--- a/src/util/Constants.js
+++ b/src/util/Constants.js
@@ -80,6 +80,7 @@ exports.DefaultOptions = {
    * @property {string} [cdn='https://cdn.discordapp.com'] Base url of the CDN
    * @property {string} [invite='https://discord.gg'] Base url of invites
    * @property {string} [template='https://discord.new'] Base url of templates
+   * @property {Object} [headers] Additional headers to send for all API requests
    */
   http: {
     version: 8,
diff --git a/typings/index.d.ts b/typings/index.d.ts
index 59ab672fcd1e..9275049eb7ef 100644
--- a/typings/index.d.ts
+++ b/typings/index.d.ts
@@ -2999,6 +2999,7 @@ declare module 'discord.js' {
     cdn?: string;
     invite?: string;
     template?: string;
+    headers?: Record<string, string>;
   }
 
   type ImageSize = 16 | 32 | 64 | 128 | 256 | 512 | 1024 | 2048 | 4096;