diff --git a/ruby/rpc_server.rb b/ruby/rpc_server.rb
index e6cecbb..b991d71 100644
--- a/ruby/rpc_server.rb
+++ b/ruby/rpc_server.rb
@@ -41,7 +41,7 @@ end
 
 begin
   server = FibonacciServer.new(ch)
-  " [x] Awaiting RPC requests"
+  puts " [x] Awaiting RPC requests"
   server.start("rpc_queue")
 rescue Interrupt => _
   ch.close