diff --git a/CHANGELOG.md b/CHANGELOG.md
index ac8ace24..4efed9e8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,9 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 ## [Unreleased]
 ### Added
 ### Changed
+- Use better defaults for file paths and permissions [#429](https://github.com/greenbone/ospd/pull/429)
+- Downgrade required version for psutil to 5.5.1 [#453](https://github.com/greenbone/ospd/pull/453)
+
 ### Deprecated
 ### Removed
 ### Fixed
diff --git a/pyproject.toml b/pyproject.toml
index e53a9e66..c4b29164 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -39,7 +39,7 @@ packages = [
 
 [tool.poetry.dependencies]
 python = "^3.5"
-psutil = "^5.7.0"
+psutil = "^5.5.1"
 lxml = "^4.5.1"
 defusedxml = "^0.6.0"
 paramiko = "^2.7.1"