diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9bf5d238..986d29f5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,8 +17,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
--
--
+- Bump `abseil-cpp` version to 20230802.0 by [@XuehaiPan](https://github.com/XuehaiPan) in [#79](https://github.com/metaopt/optree/pull/79).
 
 ### Fixed
 
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5e4993a7..dbe6eeda 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -18,7 +18,7 @@ project(optree LANGUAGES CXX)
 
 include(FetchContent)
 set(PYBIND11_VERSION v2.10.4)
-set(ABSEIL_CPP_VERSION 20230125.3)
+set(ABSEIL_CPP_VERSION 20230802.0)
 set(THIRD_PARTY_DIR "${CMAKE_SOURCE_DIR}/third-party")
 
 if(NOT CMAKE_BUILD_TYPE)