diff --git a/CHANGELOG.md b/CHANGELOG.md
index 725533b8..d1d21e77 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -19,6 +19,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Security
 
+## [0.25.1] - 2024-05-21
+
+### Fixed
+
+- isolate settings context before first test
+
 ## [0.25.0] - 2024-05-14
 
 ### Added
diff --git a/mex/common/testing/plugin.py b/mex/common/testing/plugin.py
index 4143a088..f76e7755 100644
--- a/mex/common/testing/plugin.py
+++ b/mex/common/testing/plugin.py
@@ -70,8 +70,11 @@ def settings() -> BaseSettings:
 
 
 @pytest.fixture(autouse=True)
-def isolate_settings() -> Generator[None, None, None]:
+def isolate_settings(
+    isolate_assets_dir: None, isolate_work_dir: None
+) -> Generator[None, None, None]:
     """Automatically reset the settings singleton store."""
+    SETTINGS_STORE.reset()
     yield
     SETTINGS_STORE.reset()
 
diff --git a/pyproject.toml b/pyproject.toml
index 21f7af2d..51b69c6c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "mex-common"
-version = "0.25.0"
+version = "0.25.1"
 description = "Common library for MEx python projects."
 authors = [{ name = "MEx Team", email = "mex@rki.de" }]
 readme = { file = "README.md", content-type = "text/markdown" }