diff --git a/libraries/AP_RangeFinder/AP_RangeFinder_LeddarOne.cpp b/libraries/AP_RangeFinder/AP_RangeFinder_LeddarOne.cpp
index b770955ba5..22e941a14d 100644
--- a/libraries/AP_RangeFinder/AP_RangeFinder_LeddarOne.cpp
+++ b/libraries/AP_RangeFinder/AP_RangeFinder_LeddarOne.cpp
@@ -71,18 +71,15 @@ bool AP_RangeFinder_LeddarOne::get_reading(uint16_t &reading_cm)
         memset(read_buffer, 0, sizeof(read_buffer));
         read_len = 0;
         modbus_status = LEDDARONE_MODBUS_STATE_PRE_SEND_REQUEST;
-
-        // FALL THROUGH
+        }
         // no break to fall through to next state LEDDARONE_MODBUS_STATE_PRE_SEND_REQUEST immediately
-    }
 
     case LEDDARONE_MODBUS_STATE_PRE_SEND_REQUEST:
         // send a request message for Modbus function 4
         uart->write(send_request_buffer, sizeof(send_request_buffer));
         modbus_status = LEDDARONE_MODBUS_STATE_SENT_REQUEST;
         last_sending_request_ms = AP_HAL::millis();
-
-        // FALL THROUGH
+        // no break
 
     case LEDDARONE_MODBUS_STATE_SENT_REQUEST:
         if (uart->available()) {