diff --git a/lib/puma/binder.rb b/lib/puma/binder.rb
index 548fa9d7..af31b1f6 100644
--- a/lib/puma/binder.rb
+++ b/lib/puma/binder.rb
@@ -163,6 +163,7 @@ module Puma
     # allow to accumulate before returning connection refused.
     #
     def add_tcp_listener(host, port, optimize_for_latency=true, backlog=1024)
+      host = host[1..-2] if host[0..0] == '['
       s = TCPServer.new(host, port)
       if optimize_for_latency
         s.setsockopt(Socket::IPPROTO_TCP, Socket::TCP_NODELAY, 1)