diff --git a/Cargo.toml b/Cargo.toml
index ee98ccf..3c6116d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "rust-ini"
-version = "0.20.0"
+version = "0.21.0"
 authors = ["Y. T. Chung <zonyitoo@gmail.com>"]
 description = "An Ini configuration file parsing library in Rust"
 repository = "https://github.com/zonyitoo/rust-ini"
diff --git a/README.md b/README.md
index 8b6620a..8a0bc28 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ This is an INI file parser in [Rust](http://www.rust-lang.org/).
 
 ```toml
 [dependencies]
-rust-ini = "0.20"
+rust-ini = "0.21"
 ```
 
 ## Usage