diff --git a/README.md b/README.md
index 33eb286..e2e4f06 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,7 @@
 ~~~
 
 ### Tutorial
+- The most up-to-date examples are in app/{parser,ambiguous,error,syntaxcompletion}.
 - [How to write and run a parser](https://github.com/kwanghoon/yapb/blob/master/doc/Tutorial-parser.md)
 - [How to write and run a syntax completion server for Emacs](https://github.com/kwanghoon/yapb/blob/master/doc/Tutorial-syntax-completion.md)
 - [For AST and interpreter: A top-down approach to writing a compiler for arithmetic expressions](https://github.com/kwanghoon/swlab_parser_builder/blob/master/doc/tutorial_swlab_parser_builder.txt) Written in Korean.
diff --git a/package.yaml b/package.yaml
index bab553f..ed0ad95 100644
--- a/package.yaml
+++ b/package.yaml
@@ -1,5 +1,5 @@
 name:                yapb
-version:             0.1.4
+version:             0.2
 github:              "kwanghoon/yapb"
 license:             BSD3
 author:              "Kwanghoon Choi"
diff --git a/yapb.cabal b/yapb.cabal
index 3540c8e..c91c92e 100644
--- a/yapb.cabal
+++ b/yapb.cabal
@@ -4,10 +4,10 @@ cabal-version: 1.12
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: 127089f7fac770f1c3d2f9516b70bacbdc45ba60fd37e79b55c0767f8b15c4e1
+-- hash: 14a727bdc5e1411df0e55e6e3e8773c45508eef14b581150e5bfd37fd8d6a367
 
 name:           yapb
-version:        0.1.4
+version:        0.2
 synopsis:       Yet Another Parser Builder (YAPB)
 description:    A programmable LALR(1) parser builder system. Please see the README on GitHub at <https://github.com/kwanghoon/yapb#readme>
 category:       parser builder