diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 8ac733d..fea3454 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.8.4"
+  ".": "1.0.0"
 }
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index f661555..6dfb538 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,16 @@
 # Changelog
 
+## [1.0.0](https://github.com/gavinying/modpoll/compare/0.8.4...1.0.0) (2024-07-11)
+
+
+### ⚠ BREAKING CHANGES
+
+* Release v1.0.0
+
+### Features
+
+* Major refactor to enhance CI/CD automation ([8ffa015](https://github.com/gavinying/modpoll/commit/8ffa0154b540c00b6fa2027ef38690e29911aafa))
+
 ## [0.8.4](https://github.com/gavinying/modpoll/compare/v0.8.3...0.8.4) (2024-07-11)
 
 
diff --git a/pyproject.toml b/pyproject.toml
index c33e349..d6e4637 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "modpoll"
-version = "0.8.4"
+version = "1.0.0"
 description = "A New Command-line Tool for Modbus and MQTT"
 authors = ["Ying Shaodong <helloysd@gmail.com>"]
 repository = "https://github.com/gavinying/modpoll"