diff --git a/nucleus_driver/README.md b/nucleus_driver/README.md
index 9ea6161..b86a6be 100644
--- a/nucleus_driver/README.md
+++ b/nucleus_driver/README.md
@@ -27,7 +27,7 @@ The nucleus device supports both serial and TCP connection. For serial connectio
 thus only the serial port is required to establish a connection with the driver
 
 ```python
-SERIAL_PORT = "dev/ttyUSB0"
+SERIAL_PORT = "/dev/ttyUSB0"
 
 driver.set_serial_configuration(port=SERIAL_PORT)
 driver.connect(connection_type='serial')
@@ -263,4 +263,4 @@ To run the console script, execute the command
 nucleus_driver
 ```
 
-![Console script](docs/nucleus_driver_shell.png)
\ No newline at end of file
+![Console script](docs/nucleus_driver_shell.png)