diff --git a/bsp_q7s/boardconfig/busConf.h b/bsp_q7s/boardconfig/busConf.h
index 73605471..bcd43ccf 100644
--- a/bsp_q7s/boardconfig/busConf.h
+++ b/bsp_q7s/boardconfig/busConf.h
@@ -11,7 +11,7 @@ static constexpr char I2C_DEFAULT_DEV[] = "/dev/i2c-1";
 static constexpr char UART_PLOC_MPSOC_DEV[] = "/dev/ttyUL3";
 static constexpr char UART_PLOC_SUPERVSIOR_DEV[] = "/dev/ttyUL4";
 static constexpr char UART_SYRLINKS_DEV[] = "/dev/ttyUL5";
-static constexpr char UART_STAR_TRACKER_DEV[] = "/dev/ttyUL8";
+static constexpr char UART_STAR_TRACKER_DEV[] = "/dev/ttyUL7";
 
 static constexpr char UART_GNSS_0_DEV[] = "/dev/ttyUL0";
 static constexpr char UART_GNSS_1_DEV[] = "/dev/ttyUL2";