diff --git a/CHANGELOG.md b/CHANGELOG.md
index f5689481..8954f5ad 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,13 @@
 
 This changelog is deprecated. All changes are documented under [releases](https://github.com/equinor/tagreader-python/releases).
 
+## [4.0.1](https://github.com/equinor/tagreader-python/compare/v4.0.0...v4.0.1) (2023-06-05)
+
+
+### 📦 Build system
+
+* **deps:** update dependencies ([d9954f9](https://github.com/equinor/tagreader-python/commit/d9954f9eb0f78dd60fa339baf6ce3fcdf72fadac))
+
 ## [4.0.0](https://github.com/equinor/tagreader-python/compare/v3.0.2...v4.0.0) (2023-05-24)
 
 
diff --git a/pyproject.toml b/pyproject.toml
index 6e131b9a..604dc9da 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "tagreader-python"
-version = "4.0.0"
+version = "4.0.1"
 description = "Tagreader is a Python package for reading trend data from the OSIsoft PI and Aspen Infoplus.21 IMS systems."
 authors = ["Einar S. Idsø <eiids@equinor.com>"]
 license = "MIT"