diff --git a/src/main.rs b/src/main.rs
index d9456e4c3d40cc73ad6c72e2e48a9ad6033b4396..f6b3b6333727264bbb3b08f7547eb38aaf12e4b3 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -26,8 +26,8 @@ const LIDAR_ADDRESS: &str = "127.0.0.1:8080";
 const LIDAR_BUF_SIZE: usize = 4096;
 
 //Arduinos
-const COUNTER_SERIAL_PORT: &str = "/dev/ttyACM0";
-const DRIVER_SERIAL_PORT: &str = "/dev/ttyACM1";
+const COUNTER_SERIAL_PORT: &str = "/dev/ttyACM1";
+const DRIVER_SERIAL_PORT: &str = "/dev/ttyACM0";
 
 //controller
 const REMOTE_OPERATOR_ADDRESS: &str = "10.9.0.3:50007"; // remember to double check port!
@@ -265,7 +265,7 @@ fn main() {
                     println!("R: {}", state.1);
                     },
                 Err(e) => {
-                    println!("Could not read all bytes: {:?}", e);
+                    println!("Tracker: Could not read all bytes: {:?}", e);
                 },
             }