diff --git a/.gitignore b/.gitignore
index 9070819..fe01ee0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,4 @@ __pycache__
 /dist
 /src/chap/__version__.py
 /venv
+/keys.log
diff --git a/src/chap/commands/tui.py b/src/chap/commands/tui.py
index b9e9785..99f6d06 100644
--- a/src/chap/commands/tui.py
+++ b/src/chap/commands/tui.py
@@ -10,14 +10,22 @@ from typing import Any, Optional, cast
 import click
 from markdown_it import MarkdownIt
 from textual import work
+from textual._ansi_sequences import ANSI_SEQUENCES_KEYS
 from textual.app import App, ComposeResult
 from textual.binding import Binding
 from textual.containers import Container, Horizontal, VerticalScroll
+from textual.keys import Keys
 from textual.widgets import Button, Footer, LoadingIndicator, Markdown, TextArea
 
 from ..core import Backend, Obj, command_uses_new_session, get_api, new_session_path
 from ..session import Assistant, Message, Session, User, new_session, session_to_file
 
+# Monkeypatch alt+enter as meaning "F9", WFM
+# ignore typing here because ANSI_SEQUENCES_KEYS is a Mapping[] which is read-only as
+# far as mypy is concerned.
+ANSI_SEQUENCES_KEYS["\x1b\r"] = (Keys.F9,)  # type: ignore
+ANSI_SEQUENCES_KEYS["\x1b\n"] = (Keys.F9,)  # type: ignore
+
 
 class SubmittableTextArea(TextArea):
     BINDINGS = [