diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -1,5 +1,11 @@
 # Collection of protocol components for ESP-IDF
 
+## How to use
+
+[esp-protocols](https://github.com/espressif/esp-protocols) is a standard [ESP-IDF](https://github.com/espressif/esp-idf) components collection.
+Please refer to instructions in [ESP-IDF](https://github.com/espressif/esp-idf)
+
+
 ## Components
 
 ### esp_modem