diff --git a/README.md b/README.md
index a2bbad1..31a17fb 100644
--- a/README.md
+++ b/README.md
@@ -39,8 +39,9 @@ Dependencies:
   * nginx
 
 **I highly recommend to use Ubuntu 20.04 LTS.**
-
-First install  [core-geth](https://github.com/etclabscore/core-geth/releases).
+ 1. First install:  sudo apt-get install build-essential
+ 2. First install   sudo apt-get install
+ 3. First install  [core-geth](https://github.com/etclabscore/core-geth/releases).
 
 Clone & compile: