diff --git a/README.md b/README.md
index 332c13d..21f6832 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,11 @@
 # Installation
 
+## Requirements
+
+libX11 libXext libpthread libXfixes libGLEW
+
+both x64 and x32 versions
+
 ```
 make
 sudo make install