diff --git a/README.md b/README.md
index 496f7dedb2..3a004e35f8 100644
--- a/README.md
+++ b/README.md
@@ -35,7 +35,7 @@ On Linux systems you may need to install libssl-dev, pkg-config, zlib1g-dev, etc
 
 ```bash
 $ sudo apt-get update
-$ sudo apt-get install libssl-dev libudev-dev pkg-config zlib1g-dev llvm clang make
+$ sudo apt-get install libssl-dev libudev-dev pkg-config zlib1g-dev llvm clang cmake make
 ```
 
 ## **2. Download the source code.**