diff --git a/doc/changes/unreleased.md b/doc/changes/unreleased.md
index 01bae738c..252ba4848 100644
--- a/doc/changes/unreleased.md
+++ b/doc/changes/unreleased.md
@@ -9,4 +9,5 @@ Code name:
 * #119: Refactored `pkg_resources` usage to `importlib.resources`
 * #420: Added file `py.typed` to enable mypy to find project specific types
 * #418: Use exasol/python-toolbox
-* #411: Removed usage of exasol-bucketfs 
+* #411: Removed usage of exasol-bucketfs
+* #425: Fixed type checks found by MyPy