diff --git a/Makefile b/Makefile
index 814e8fd..1ab02cf 100644
--- a/Makefile
+++ b/Makefile
@@ -23,7 +23,7 @@ core .core:
 libs .libs:
 	arduino-cli lib update-index
 	arduino-cli lib install "FlixPeriph"
-	arduino-cli lib install "MAVLink"@2.0.25
+	arduino-cli lib install "MAVLink"@2.0.33
 	touch .libs
 
 upload_proxy: .core .libs
diff --git a/docs/usage.md b/docs/usage.md
index fee4381..c7ab7eb 100644
--- a/docs/usage.md
+++ b/docs/usage.md
@@ -51,7 +51,7 @@ Beginners can [download the sources as a ZIP archive](https://github.com/okalach
 3. Install ESP32 core, version 3.3.10. See the [official Espressif's instructions](https://docs.espressif.com/projects/arduino-esp32/en/latest/installing.html#installing-using-arduino-ide) on installing ESP32 Core in Arduino IDE.
 4. Install the following libraries using [Library Manager](https://docs.arduino.cc/software/ide-v2/tutorials/ide-v2-installing-a-library):
    * `FlixPeriph`, the latest version.
-   * `MAVLink`, version 2.0.25.
+   * `MAVLink`, version 2.0.33.
 5. Open the `flix/flix.ino` sketch from downloaded firmware sources in Arduino IDE.
 6. Connect your ESP32 board to the computer and choose correct board type in Arduino IDE (*WEMOS D1 MINI ESP32* for ESP32 Mini, *ESP32S3 Dev Module* for ESP32-S3 Super Mini) and the port.
 7. Set *Tools* ⇒ *Core Debug Level* to *Error* to see the errors in the serial console.
diff --git a/flix/mavlink.ino b/flix/mavlink.ino
index 51dd0a4..be90f9a 100644
--- a/flix/mavlink.ino
+++ b/flix/mavlink.ino
@@ -32,7 +32,7 @@ void sendMavlink() {
 	uint32_t time = t * 1000;
 
 	if (telemetrySlow) {
-		mavlink_msg_heartbeat_pack(mavlinkSysId, MAV_COMP_ID_AUTOPILOT1, &msg, MAV_TYPE_QUADROTOR, MAV_AUTOPILOT_GENERIC,
+		mavlink_msg_heartbeat_pack(mavlinkSysId, MAV_COMP_ID_AUTOPILOT1, &msg, MAV_TYPE_QUADROTOR, MAV_AUTOPILOT_FLIX,
 			(armed ? MAV_MODE_FLAG_SAFETY_ARMED : 0) |
 			((mode == STAB) ? MAV_MODE_FLAG_STABILIZE_ENABLED : 0) |
 			((mode == AUTO) ? MAV_MODE_FLAG_AUTO_ENABLED : MAV_MODE_FLAG_MANUAL_INPUT_ENABLED),