diff --git a/deno/payloads/v8/channel.ts b/deno/payloads/v8/channel.ts
index a17c3b15..0ea333c4 100644
--- a/deno/payloads/v8/channel.ts
+++ b/deno/payloads/v8/channel.ts
@@ -833,6 +833,10 @@ export interface APIAttachment {
 	 * Width of file (if image)
 	 */
 	width?: number | null;
+	/**
+	 * Whether this attachment is ephemeral
+	 */
+	ephemeral?: boolean;
 }
 
 /**
diff --git a/deno/payloads/v9/channel.ts b/deno/payloads/v9/channel.ts
index a000a801..5843a410 100644
--- a/deno/payloads/v9/channel.ts
+++ b/deno/payloads/v9/channel.ts
@@ -962,6 +962,10 @@ export interface APIAttachment {
 	 * Width of file (if image)
 	 */
 	width?: number | null;
+	/**
+	 * Whether this attachment is ephemeral
+	 */
+	ephemeral?: boolean;
 }
 
 /**
diff --git a/payloads/v8/channel.ts b/payloads/v8/channel.ts
index 71ded16b..331ab1a9 100644
--- a/payloads/v8/channel.ts
+++ b/payloads/v8/channel.ts
@@ -833,6 +833,10 @@ export interface APIAttachment {
 	 * Width of file (if image)
 	 */
 	width?: number | null;
+	/**
+	 * Whether this attachment is ephemeral
+	 */
+	ephemeral?: boolean;
 }
 
 /**
diff --git a/payloads/v9/channel.ts b/payloads/v9/channel.ts
index 6bd14193..ccb17817 100644
--- a/payloads/v9/channel.ts
+++ b/payloads/v9/channel.ts
@@ -962,6 +962,10 @@ export interface APIAttachment {
 	 * Width of file (if image)
 	 */
 	width?: number | null;
+	/**
+	 * Whether this attachment is ephemeral
+	 */
+	ephemeral?: boolean;
 }
 
 /**