diff --git a/targets/spidermonkey/common/dbg_client.rb b/targets/spidermonkey/common/dbg_client.rb
index 7a5f0f5..4f6fd87 100755
--- a/targets/spidermonkey/common/dbg_client.rb
+++ b/targets/spidermonkey/common/dbg_client.rb
@@ -62,6 +62,7 @@ def run_client
 					}
 					if out
 						client_socket.puts out
+						client_socket.flush
 					end
 				end
 				if income