diff --git a/modules/discord.py b/modules/discord.py
index a202382..d651101 100644
--- a/modules/discord.py
+++ b/modules/discord.py
@@ -10,14 +10,14 @@
 
 from . import savedata
 
-presence_rpc = pypresence.Presence(savedata.DISCORD_CLIENT_ID)
+presence_rpc = pypresence.Presence(savedata.DISCORD_CLIENT_ID, connection_timeout=300, response_timeout=300)
 presence_rpc.connect()
 
 @functools.cache
 def _get_video_with_cache(video_id: str):
     return nicovideo.video.get_metadata(video_id)
 
-async def update_video(videoid: str, time: datetime.timedelta, now: datetime.datetime):
+def update_video(videoid: str, time: datetime.timedelta, now: datetime.datetime):
     """ Rich Presenceの再生時更新 """
     timesecs = 0
     for record in savedata.records:
@@ -36,7 +36,7 @@ async def update_video(videoid: str, time: datetime.timedelta, now: datetime.dat
                             {"label": "ニコニコ動画トップ", "url": "https://www.nicovideo.jp/video_top"}
                         ])
 
-async def clear():
+def clear():
     """ Rich Presenceのクリア """
     presence_rpc.clear(pid=os.getpid())
 
diff --git a/modules/httpserver.py b/modules/httpserver.py
index dca2903..8751905 100644
--- a/modules/httpserver.py
+++ b/modules/httpserver.py
@@ -21,31 +21,31 @@
 
 @app.post("/api/v1/update_watch", response_model=schemas.ServerResponse.ResponseMessage,
           status_code=200, response_class=fastapi.responses.ORJSONResponse)
-async def api_v1_update_watch(videodata: schemas.ClientRequest.APIv1UpdateWatch):
+def api_v1_update_watch(videodata: schemas.ClientRequest.APIv1UpdateWatch):
     """ /api/v1/update_watch: Update video."""
     if savedata.now_playing:
-        await savedata.append_record(
+        savedata.append_record(
             f"{savedata.now_playing[0]},"
             f"{savedata.now_playing[1].isoformat()},"
             f"{datetime.datetime.now().isoformat()}"
         )
     savedata.now_playing = (videodata.video_id, datetime.datetime.now())
     savedata.now_playing_time_update = (videodata.time, datetime.datetime.now())
-    await discord.update_video(savedata.now_playing[0], savedata.now_playing_time_update[0],
+    discord.update_video(savedata.now_playing[0], savedata.now_playing_time_update[0],
                                savedata.now_playing_time_update[1])
     return fastapi.responses.ORJSONResponse({"message": "ok"}, status_code=200)
 
 @app.post("/api/v1/stop_watch", response_model=schemas.ServerResponse.ResponseMessage,
           status_code=200, response_class=fastapi.responses.ORJSONResponse)
-async def api_v1_stop_watch():
+def api_v1_stop_watch():
     """ /api/v1/stop_watch: Stop watching video. """
     if savedata.now_playing:
-        await savedata.append_record(
+        savedata.append_record(
             f"{savedata.now_playing[0]},"
             f"{savedata.now_playing[1].isoformat()},"
             f"{datetime.datetime.now().isoformat()}"
         )
     savedata.now_playing = None
     savedata.now_playing_time_update = None
-    await discord.clear()
+    discord.clear()
     return fastapi.responses.ORJSONResponse({"message": "ok"}, status_code=200)
diff --git a/modules/savedata.py b/modules/savedata.py
index b4e5170..1e102c6 100644
--- a/modules/savedata.py
+++ b/modules/savedata.py
@@ -24,7 +24,7 @@
 for record in savedata.split("\n")[3:]:
     records.append(record)
 
-async def append_record(value: str):
+def append_record(value: str):
     """ recordsリストにvalueを追加した後、更にSAVEDATA_FILEに記録する。 """
     with open(SAVEDATA_FILE, encoding="utf-8", mode="a") as h:
         h.write("\n" + value)