diff --git a/CHANGELOG.md b/CHANGELOG.md
index a47f159..236a4f4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,11 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 ## [Unreleased]
 
 ### Added
+## [v4.2.2] - 2022-04-07
+
+### Changed
+ - Support "double" or "java.lang.Double" for the "f64" type. it will be a float in InfluxDB.
+
 ## [v4.2.1] - 2022-03-25
 
 ### Changed
diff --git a/Cargo.lock b/Cargo.lock
index 9c46f2f..74be18c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1003,7 +1003,7 @@ checksum = "e604eb7b43c06650e854be16a2a03155743d3752dd1c943f6829e26b7a36e382"
 
 [[package]]
 name = "tsample"
-version = "4.2.1"
+version = "4.2.2"
 dependencies = [
  "anyhow",
  "chrono",
diff --git a/Cargo.toml b/Cargo.toml
index c6d6666..3a4a82f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "tsample"
-version = "4.2.1"
+version = "4.2.2"
 authors = ["xudesheng <xudesheng@gmail.com>"]
 edition = "2021"
 readme = "README.md"