README.md in proc_to_ast-0.1.0 vs README.md in proc_to_ast-0.2.0

- old
+ new

@@ -1,7 +1,7 @@
 # proc_to_ast
 [![Gem Version](https://badge.fury.io/rb/proc_to_ast.svg)](http://badge.fury.io/rb/proc_to_ast)
-[![Build Status](https://travis-ci.org/joker1007/proc_to_ast.svg?branch=master)](https://travis-ci.org/joker1007/proc_to_ast)
+[![RSpec](https://github.com/joker1007/proc_to_ast/actions/workflows/rspec.yml/badge.svg)](https://github.com/joker1007/proc_to_ast/actions/workflows/rspec.yml)
 
 Add `#to_ast` method to Proc.
 
 `#to_ast` convert Proc to `Parser::AST::Node`, using [parser](https://github.com/whitequark/parser "whitequark/parser") gem.
 