diff --git a/lib/fluent/plugin/in_forward.rb b/lib/fluent/plugin/in_forward.rb
index 7b56236fa9..54e7da80fb 100644
--- a/lib/fluent/plugin/in_forward.rb
+++ b/lib/fluent/plugin/in_forward.rb
@@ -151,7 +151,7 @@ def multi_workers_ready?
     def start
       super
 
-      shared_socket = false # TODO: turn it true if configured as multi workers
+      shared_socket = system_config.workers > 1
 
       log.info "listening a tcp port", port: @port, bind: @bind
       server_create_connection(