diff --git a/.markdownlint.json b/.markdownlint.json
index ad07c47..52b410b 100644
--- a/.markdownlint.json
+++ b/.markdownlint.json
@@ -34,6 +34,7 @@
 			"MPU-6050",
 			"MPU-9250",
 			"GY-91",
+			"GY-521",
 			"ICM-20948",
 			"Linux",
 			"Windows",
diff --git a/docs/user.md b/docs/user.md
index 0164059..ee974c3 100644
--- a/docs/user.md
+++ b/docs/user.md
@@ -5,7 +5,7 @@ This page contains user-built drones based on the Flix project. Publish your pro
 ---
 
 Author: [@chkroko](https://t.me/chkroko) ([@cryptokobans](https://t.me/cryptokobans)).<br>
-Modification: Control using Bluetooth with **Flydigi Vader 3** gamepad. Source code: https://github.com/Krokodilushka/flix/tree/gamepad.<br>
+Modification: Control using Bluetooth with **Flydigi Vader 3** gamepad. Source code: https://github.com/Krokodilushka/flix/tree/dev.<br>
 Features: ESP32-C3 SuperMini, BMP580 barometer, INA226 power monitor, IRLZ44N MOSFETs.<br>
 Full description: https://telegra.ph/Flix-dron-06-13.