diff --git a/screens.py b/screens.py
index 8d1c905..79adebf 100644
--- a/screens.py
+++ b/screens.py
@@ -19,7 +19,6 @@ from textual.screen import Screen
 from textual.worker import Worker, get_current_worker
 import pathlib
 import threading
-import edge_tts as tts
 from playsound import playsound
 import particles as pt
 from reactor import Reactor, Apparatus, Glimpse
@@ -95,6 +94,7 @@ class PrecachingScreen(Screen):
         cache = cache_dir / f"{aux.get_md5(text)}.wav"
         if not cache.exists():
             try:
+                import edge_tts as tts
                 communicate = tts.Communicate(text, "zh-CN-XiaoxiaoNeural")
                 communicate.save_sync(str(cache))
                 return True
@@ -330,6 +330,7 @@ class MemScreen(Screen):
             cache_dir.mkdir(parents=True, exist_ok=True)
             cache = cache_dir / f"{aux.get_md5(self.reactor.current_atom[1].content.replace('/',''))}.wav"
             if not cache.exists():
+                import edge_tts as tts
                 communicate = tts.Communicate(
                     self.reactor.current_atom[1].content.replace("/", ""),
                     "zh-CN-XiaoxiaoNeural",