diff --git a/invidious/invidious-all/haproxy.cfg b/invidious/invidious-all/haproxy.cfg
index 2029ae8..a1d5beb 100644
--- a/invidious/invidious-all/haproxy.cfg
+++ b/invidious/invidious-all/haproxy.cfg
@@ -25,7 +25,11 @@ defaults
   retries 4
   option redispatch
   timeout client 30s
-  timeout connect 10s
+  # The default timeout of http request on invidious is 10 seconds.
+  # If this is less than 10 seconds, the reverse proxy may return
+  # "503 service unavailable", not letting invidious respond to 
+  # the client.
+  timeout connect 11s
   timeout server 10s
   timeout queue 20s
   # https://www.haproxy.com/documentation/haproxy-configuration-manual/latest/#4.2-http-reuse