diff --git a/README.md b/README.md
index d42d2e4..2fb92b8 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,12 @@
 # LedBlinkLib
-LedBlinkLib is example of how Arduino libraries are written.
+LedBlinkLib is example of how Arduino libraries are written
+
+````
+LedBlinkLib
+ |
+ +--LedBlinkLib.h
+ |
+ +--LedBlinkLib.cpp
+ |
+ +--keywords.txt
+ ````