diff --git a/CHANGELOG.md b/CHANGELOG.md
index 597b7882..7dc934cb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,19 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 
+## [v1.4.0] - 2024-10-28
+
+### Added
+- Add `qlog` feature flag to reduce the size of complied library
+- Optimize pacing for acknowledgement packets
+- Minor tweaks for tquic_time_offset.py
+
+### Fixed
+- Fix checking packet header under disable_1rtt_encryption mode
+- Fix the length of trancated packet number
+- Some fixes for tquic_tools_test.sh
+
+
 ## [v1.3.1] - 2024-10-11
 
 ### Added
@@ -326,6 +339,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Provide example clients and servers.
 
 
+[v1.4.0]: https://github.com/tencent/tquic/compare/v1.3.1...v1.4.0
 [v1.3.1]: https://github.com/tencent/tquic/compare/v1.3.0...v1.3.1
 [v1.3.0]: https://github.com/tencent/tquic/compare/v1.2.0...v1.3.0
 [v1.2.0]: https://github.com/tencent/tquic/compare/v1.1.0...v1.2.0
diff --git a/Cargo.toml b/Cargo.toml
index e72ff607..eae6b676 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "tquic"
-version = "1.3.1"
+version = "1.4.0"
 edition = "2021"
 rust-version = "1.70.0"
 license = "Apache-2.0"
diff --git a/tools/Cargo.toml b/tools/Cargo.toml
index ebb48ab8..d02d49b4 100644
--- a/tools/Cargo.toml
+++ b/tools/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "tquic_tools"
-version = "1.3.1"
+version = "1.4.0"
 edition = "2021"
 rust-version = "1.70.0"
 license = "Apache-2.0"
@@ -22,7 +22,7 @@ slab = "0.4"
 rand = "0.8.5"
 statrs = "0.16"
 signal-hook = "0.3.17"
-tquic = { path = "..", version = "1.3.1"}
+tquic = { path = "..", version = "1.4.0"}
 
 [target."cfg(unix)".dependencies]
 jemallocator = { version = "0.5", package = "tikv-jemallocator" }