diff --git a/README.md b/README.md
index c0220dd..ba4d62f 100644
--- a/README.md
+++ b/README.md
@@ -14,6 +14,8 @@ Or, if you are running node.js v0.6 or v0.8:
 ### Build
 
     node-gyp configure build
+    
+You need to have `g++` ane `make` installed to build it.
 
 ### Usage