diff --git a/.gitignore b/.gitignore
index 1d04afe..2bf2c7e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,4 +2,5 @@
 .DS_Store
 build
 sdkconfig.old
-desktop.ini
\ No newline at end of file
+desktop.ini
+.PVS-Studio
\ No newline at end of file
diff --git a/README.md b/README.md
index 8043cf4..a411ffc 100644
--- a/README.md
+++ b/README.md
@@ -4,6 +4,10 @@
 
 1. [ESP32 ESP-IDF v5.5.1](https://docs.espressif.com/projects/esp-idf/en/v5.5.1/esp32/index.html)
 
+## SAST Tools
+
+[PVS-Studio](https://pvs-studio.com/pvs-studio/?utm_source=website&utm_medium=github&utm_campaign=open_source) - static analyzer for C, C++, C#, and Java code.
+
 ## Build and flash
 
 Run the following command to firmware build and flash module: