diff --git a/ball_and_beam-2018/avr/ball_and_beam-2018.c b/ball_and_beam-2018/avr/ball_and_beam-2018.c
index c25dacf85792d65b337a497e77dd7442b1077944..1008184298f48f2de4892784380392fd64b4b3f4 100644
--- a/ball_and_beam-2018/avr/ball_and_beam-2018.c
+++ b/ball_and_beam-2018/avr/ball_and_beam-2018.c
@@ -142,7 +142,7 @@ SIGNAL(USART_RXC_vect)
       }
     } break;
     case serialio_pollchannel: { 
-      if (serialio_channel < 6) { 
+      if (serialio_channel < 7) {
         serial_readchannels |= (1<<serialio_channel); 
       } else if (serialio_channel == 31) { 
         serial_readconfig = 1;