diff --git a/repeater/companion/frame_server.py b/repeater/companion/frame_server.py
index 0d528ba..90aa22b 100644
--- a/repeater/companion/frame_server.py
+++ b/repeater/companion/frame_server.py
@@ -33,7 +33,7 @@ class CompanionFrameServer(_BaseFrameServer):
         companion_hash: str,
         port: int = 5000,
         bind_address: str = "0.0.0.0",
-        client_idle_timeout_sec: Optional[int] = 120,
+        client_idle_timeout_sec: Optional[int] = 8 * 60 * 60, # 8 hours
         sqlite_handler=None,
         local_hash: Optional[int] = None,
         stats_getter=None,
diff --git a/repeater/main.py b/repeater/main.py
index 5b0b1c0..e0b9e92 100644
--- a/repeater/main.py
+++ b/repeater/main.py
@@ -439,7 +439,7 @@ class RepeaterDaemon:
                 node_name = settings.get("node_name", name)
                 tcp_port = settings.get("tcp_port", 5000)
                 bind_address = settings.get("bind_address", "0.0.0.0")
-                tcp_timeout_raw = settings.get("tcp_timeout", 120)
+                tcp_timeout_raw = settings.get("tcp_timeout", 8 * 60 * 60) # 8 hours
                 client_idle_timeout_sec = None if tcp_timeout_raw == 0 else int(tcp_timeout_raw)
 
                 def _make_sync_node_name_to_config(companion_name: str):