diff --git a/scripts/network.gd b/scripts/network.gd
index f0f3690..0275b90 100644
--- a/scripts/network.gd
+++ b/scripts/network.gd
@@ -9,7 +9,7 @@ const SERIAL_PROTO: = {'uart': spt25.SPT25 }
 
 class Serial extends SerialPort:
     func send_to(data: PackedByteArray):
-        write_raw(data)
+        return write_raw(data)
     func try_open(parsing_proc: Callable):
         if not is_open():
             open(port)