diff --git a/src/telegram/bot-message-dispatch.test.ts b/src/telegram/bot-message-dispatch.test.ts
index 6e6536cd7f9..69a399137d2 100644
--- a/src/telegram/bot-message-dispatch.test.ts
+++ b/src/telegram/bot-message-dispatch.test.ts
@@ -320,6 +320,29 @@ describe("dispatchTelegramMessage draft streaming", () => {
     );
   });
 
+  it("disables block streaming when streamMode is off even if blockStreaming config is true", async () => {
+    dispatchReplyWithBufferedBlockDispatcher.mockImplementation(async ({ dispatcherOptions }) => {
+      await dispatcherOptions.deliver({ text: "Hello" }, { kind: "final" });
+      return { queuedFinal: true };
+    });
+    deliverReplies.mockResolvedValue({ delivered: true });
+
+    await dispatchWithContext({
+      context: createContext(),
+      streamMode: "off",
+      telegramCfg: { blockStreaming: true },
+    });
+
+    expect(createTelegramDraftStream).not.toHaveBeenCalled();
+    expect(dispatchReplyWithBufferedBlockDispatcher).toHaveBeenCalledWith(
+      expect.objectContaining({
+        replyOptions: expect.objectContaining({
+          disableBlockStreaming: true,
+        }),
+      }),
+    );
+  });
+
   it("forces new message when new assistant message starts after previous output", async () => {
     const draftStream = createDraftStream(999);
     createTelegramDraftStream.mockReturnValue(draftStream);