diff --git a/README.md b/README.md
index 1a1ab84..f52bb96 100644
--- a/README.md
+++ b/README.md
@@ -53,10 +53,10 @@ See [instructions on running the simulation](docs/build.md).
 |Type|Part|Image|Quantity|
 |-|-|:-:|:-:|
 |Microcontroller board|ESP32 Mini|<img src="docs/img/esp32.jpg" width=100>|1|
-|IMU and barometer² board|GY-91 (or other MPU-9250 board)|<img src="docs/img/gy-91.jpg" width=100>|1|
+|IMU and barometer² board|GY-91 (or other MPU-9250/MPU-6500 board)|<img src="docs/img/gy-91.jpg" width=100>|1|
 |Motor|8520 3.7V brushed motor (**shaft 0.8mm!**)|<img src="docs/img/motor.jpeg" width=100>|4|
 |Propeller|Hubsan 55 mm|<img src="docs/img/prop.jpg" width=100>|4|
-|MOSFET (transistor)|100N03A or [compatible](https://t.me/opensourcequadcopter/33)|<img src="docs/img/100n03a.jpg" width=100>|4|
+|MOSFET (transistor)|100N03A or [analog](https://t.me/opensourcequadcopter/33)|<img src="docs/img/100n03a.jpg" width=100>|4|
 |Pull-down resistor|10 kΩ|<img src="docs/img/resistor10k.jpg" width=100>|4|
 |3.7V Li-Po battery|LW 952540 (or any compatible by the size)|<img src="docs/img/battery.jpg" width=100>|1|
 |Li-Po Battery charger|Any|<img src="docs/img/charger.jpg" width=100>|1|
diff --git a/docs/build.md b/docs/build.md
index 6bae0b4..640aadc 100644
--- a/docs/build.md
+++ b/docs/build.md
@@ -106,7 +106,7 @@ cd flix
 1. Install [Arduino IDE](https://www.arduino.cc/en/software) (version 2 is recommended).
 2. Install ESP32 core, version 3.0.3 (version 2.x is not supported). 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.
 3. Install the following libraries using [Library Manager](https://docs.arduino.cc/software/ide-v2/tutorials/ide-v2-installing-a-library):
-   * `FlixPeriph`.
+   * `FlixPeriph`, the latest version.
    * `MAVLink`, version 2.0.10.
 4. Clone the project using git or [download the source code as a ZIP archive](https://codeload.github.com/okalachev/flix/zip/refs/heads/master).
 5. Open the downloaded Arduino sketch `flix/flix.ino` in Arduino IDE.