diff --git a/src/util/ApplicationFlags.js b/src/util/ApplicationFlags.js
index 2991e6f..bcb6f63 100644
--- a/src/util/ApplicationFlags.js
+++ b/src/util/ApplicationFlags.js
@@ -43,6 +43,7 @@ class ApplicationFlags extends BitField {}
  * * `EMBEDDED_FIRST_PARTY`
  * * `APPLICATION_COMMAND_BADGE`
  * * `ACTIVE`
+ * * `IFRAME_MODAL`
  * @type {Object}
  * @see {@link https://discord.com/developers/docs/resources/application#application-object-application-flags}
  * @see {@link https://flags.lewistehminerz.dev/}
@@ -69,6 +70,7 @@ ApplicationFlags.FLAGS = {
   EMBEDDED_FIRST_PARTY: 1 << 20,
   APPLICATION_COMMAND_BADGE: 1 << 23,
   ACTIVE: 1 << 24,
+  IFRAME_MODAL: 1 << 26,
 };
 
 module.exports = ApplicationFlags;
diff --git a/typings/index.d.ts b/typings/index.d.ts
index 9c38408..4dae466 100644
--- a/typings/index.d.ts
+++ b/typings/index.d.ts
@@ -5404,7 +5404,8 @@ export type ApplicationFlagsString =
   | 'GATEWAY_MESSAGE_CONTENT_LIMITED'
   | 'EMBEDDED_FIRST_PARTY'
   | 'APPLICATION_COMMAND_BADGE'
-  | 'ACTIVE';
+  | 'ACTIVE'
+  | 'IFRAME_MODAL';
 
 export interface ApplicationRoleConnectionMetadataEditOptions {
   name: string;