diff --git a/README.md b/README.md
index 23714f4..3f44251 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,8 @@
 # felp
 
 felp is a short of **f**unction h**elp**.
-This package provides functions to print source and help of a function simultaneously.
+This package provides functions to print 
+source and help of a function simultaneously.
 
 ## Installation
 
@@ -17,11 +18,18 @@ devtools::install_github("atusy/felp")
 Following codes provide same results to print help and source of `help`.
 
 ``` r
-help
-utils::help
+?help
 felp(help)
 felp("help")
 felp(utils::help)
 felp(help, utils)
 ```
+`print.function()` is also implemented to give the same results above 
+just simply entering objects name like below.
+However, `print.function()` is not exported due to a conflict with 
+RStudio's autocompletions.
 
+```r
+help
+utils::help
+```