diff --git a/extensions/telegram/src/outbound-adapter.test.ts b/extensions/telegram/src/outbound-adapter.test.ts
index 0641b2129fd..c9649000349 100644
--- a/extensions/telegram/src/outbound-adapter.test.ts
+++ b/extensions/telegram/src/outbound-adapter.test.ts
@@ -98,6 +98,32 @@ describe("telegramOutbound", () => {
     expect(result).toEqual({ channel: "telegram", messageId: "tg-2", chatId: "12345" });
   });
 
+  it("forwards audioAsVoice payload media to Telegram voice sends", async () => {
+    sendMessageTelegramMock.mockResolvedValueOnce({ messageId: "tg-voice", chatId: "12345" });
+
+    const result = await telegramOutbound.sendPayload!({
+      cfg: {} as never,
+      to: "12345",
+      text: "",
+      payload: {
+        text: "voice caption",
+        mediaUrl: "file:///tmp/note.ogg",
+        audioAsVoice: true,
+      },
+      deps: { sendTelegram: sendMessageTelegramMock },
+    });
+
+    expect(sendMessageTelegramMock).toHaveBeenCalledWith(
+      "12345",
+      "voice caption",
+      expect.objectContaining({
+        mediaUrl: "file:///tmp/note.ogg",
+        asVoice: true,
+      }),
+    );
+    expect(result).toEqual({ channel: "telegram", messageId: "tg-voice", chatId: "12345" });
+  });
+
   it("passes delivery pin notify requests to Telegram pinning", async () => {
     pinMessageTelegramMock.mockResolvedValueOnce({ ok: true, messageId: "tg-1", chatId: "12345" });
 
diff --git a/extensions/telegram/src/outbound-adapter.ts b/extensions/telegram/src/outbound-adapter.ts
index 03e32a888b7..167ee0488b0 100644
--- a/extensions/telegram/src/outbound-adapter.ts
+++ b/extensions/telegram/src/outbound-adapter.ts
@@ -96,6 +96,7 @@ export async function sendTelegramPayloadMessages(params: {
   const payloadOpts = {
     ...params.baseOpts,
     quoteText,
+    ...(params.payload.audioAsVoice === true ? { asVoice: true } : {}),
   };
 
   // Telegram allows reply_markup on media; attach buttons only to the first send.