diff --git a/CHANGELOG.md b/CHANGELOG.md
index 17af0b4..4e0f60e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,12 @@
 # CHANGELOG
 
-## 0.4.3 (Current)
+## 0.4.4 (Current)
+ - Documentation and test updates.
+ - Support boolean.
+ - Refactor read functions via macro.
+    * This shouldn't affect existing functionality.
+
+## 0.4.3
  - Support 24, 48, 128 bit unsigned/signed integer.
  - More tests with macro.
 
diff --git a/Cargo.toml b/Cargo.toml
index edffd33..29e9390 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "binary-reader"
-version = "0.4.3"
+version = "0.4.4"
 authors = ["MPThLee <mpthlee@gmail.com>"]
 publish = true
 
diff --git a/src/lib.rs b/src/lib.rs
index 5dc8a2e..df41f47 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -189,6 +189,8 @@ impl BinaryReader {
         }
     }
 
+    /// Read boolean.
+    /// Note that anything other than `0x00` is considered `true`.
     pub fn read_bool(&mut self) -> std::io::Result<bool> {
         let data = self.read_bytes(1)?;
         Ok(data[0] != 0)