diff --git a/README.md b/README.md
index cde58b5..66f0aa3 100644
--- a/README.md
+++ b/README.md
@@ -2,3 +2,10 @@ hex2dfu
 =======
 
 Simple command line tool to convert file from Intel HEX to STM32 DFU.
+
+
+Compile
+=======
+
+hex2dfu is a single C file application and can be easly compile by any ANSI C compiler. No makefile required. Just type:
+gcc hex2dfu.c -o hex2dfu.exe