diff --git a/pyproject.toml b/pyproject.toml
index 234a620..8786562 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -9,6 +9,7 @@ authors = [
 requires-python = ">=3.14"
 dependencies = [
     "pydantic>=2.13.5",
+    "pydantic-settings>=2.15.0",
     "pytest>=9.1.1",
     "tk>=0.1.0",
     "twine>=7.0.0",
diff --git a/test/test_logging_config.py b/test/test_logging_config.py
index 5c3aab0..b28f059 100755
--- a/test/test_logging_config.py
+++ b/test/test_logging_config.py
@@ -7,10 +7,10 @@ from pathlib import Path
 from unittest.mock import patch
 
 import pytest
+from pydantic import ValidationError
 from uvicorn.logging import DefaultFormatter
 
-from dataflex_backend_common.logging_config import LoggingSettings
-from pydantic import ValidationError
+from utils.logging_config import LoggingSettings
 
 SECONDS_PER_DAY = 24 * 60 * 60
 
@@ -41,7 +41,7 @@ def test_sets_valid_log_level(restore_root_logger: None) -> None:
 
 
 def test_invalid_log_level_falls_back_to_info(restore_root_logger: None) -> None:
-    with patch("dataflex_backend_common.logging_config.logger.error") as log_error:
+    with patch("utils.logging_config.logger.error") as log_error:
         LoggingSettings(LOG_LEVEL="NOT_A_LEVEL", LOG_TO_FILE=False)
 
     assert logging.getLogger().level == logging.INFO
diff --git a/uv.lock b/uv.lock
index ff5fb35..351d4d9 100644
--- a/uv.lock
+++ b/uv.lock
@@ -464,6 +464,20 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/63/19/67830dda664e6bdf9285ee2e40f355d0d7d6b92aa0c42e8d217bb8d33d36/pydantic_core-2.46.5-cp314-cp314t-win_arm64.whl", hash = "sha256:acf8a67ba51f4ca9ddbd0e6b3000a65ac51ab734661778b3e7ba64d99a710f2f", size = 1989276, upload-time = "2026-08-28T10:00:16.984Z" },
 ]
 
+[[package]]
+name = "pydantic-settings"
+version = "2.15.0"
+source = { registry = "https://pypi.org/simple" }
+dependencies = [
+    { name = "pydantic" },
+    { name = "python-dotenv" },
+    { name = "typing-inspection" },
+]
+sdist = { url = "https://files.pythonhosted.org/packages/68/ca/31c57507b13119d7d3cfa1576dad2911a4861e3be07b579395f4e9d393f9/pydantic_settings-2.15.0.tar.gz", hash = "sha256:694b793e84f766ba76a90ebdefc01d0a9a045dab0382bee70393da93712ad117", size = 261253, upload-time = "2026-08-07T09:24:57.419Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/30/a4/2bffa9f8e804325a09867f0e9d30795c80ea9f8d62560bd1b6ad6220eb2f/pydantic_settings-2.15.0-py3-none-any.whl", hash = "sha256:0ba092c291c94baceb5eff768aa0d56400a457585bc0175925a5a5510303da42", size = 69413, upload-time = "2026-08-07T09:24:55.839Z" },
+]
+
 [[package]]
 name = "pygments"
 version = "2.21.0"
@@ -489,6 +503,15 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/24/25/1de2678b631f5a49215c6c96fff41ba892b0a34df68d6d80292b1b48aa7f/pytest-9.1.1-py3-none-any.whl", hash = "sha256:37a86b45efb9a47a61a36449063e8e18d0cab3161329fc099eb21783169c4f0c", size = 386536, upload-time = "2026-06-19T10:58:31.347Z" },
 ]
 
+[[package]]
+name = "python-dotenv"
+version = "1.2.4"
+source = { registry = "https://pypi.org/simple" }
+sdist = { url = "https://files.pythonhosted.org/packages/74/26/2fbeedb218a787a5eea551c7532cac4e009f83d689dd2faa0d0353473f86/python_dotenv-1.2.4.tar.gz", hash = "sha256:f0d53e69935a851c0dcc78f3ab7aaccd8cabef0b92382b576b824212902873c0", size = 60824, upload-time = "2026-10-01T05:36:10Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/60/d1/38f3a3405989a89ac18390803e70c6ad7c7760da4f9b83cbeca0c44a0c72/python_dotenv-1.2.4-py3-none-any.whl", hash = "sha256:42269a8a5b3fd54ffa6f3d84b18abed50064717576b4ecf03dc4a55d8aa04fdc", size = 23266, upload-time = "2026-10-01T05:36:08.633Z" },
+]
+
 [[package]]
 name = "pywin32-ctypes"
 version = "0.2.3"
@@ -639,6 +662,7 @@ version = "0.1.1"
 source = { editable = "." }
 dependencies = [
     { name = "pydantic" },
+    { name = "pydantic-settings" },
     { name = "pytest" },
     { name = "tk" },
     { name = "twine" },
@@ -648,6 +672,7 @@ dependencies = [
 [package.metadata]
 requires-dist = [
     { name = "pydantic", specifier = ">=2.13.5" },
+    { name = "pydantic-settings", specifier = ">=2.15.0" },
     { name = "pytest", specifier = ">=9.1.1" },
     { name = "tk", specifier = ">=0.1.0" },
     { name = "twine", specifier = ">=7.0.0" },