diff --git a/.coveragerc b/.coveragerc
index 9b4d454..d898768 100644
--- a/.coveragerc
+++ b/.coveragerc
@@ -1,12 +1,8 @@
 [run]
 source = doi2dataset
-omit =
+omit = 
     */tests/*
-    */test_*
     */docs/*
-    */__pycache__/*
-    */venv/*
-    */.venv/*
     setup.py
     conf.py
     __init__.py
@@ -15,22 +11,13 @@ omit =
 exclude_lines =
     pragma: no cover
     def __repr__
-    def __str__
     if self.debug:
     raise NotImplementedError
-    raise AssertionError
     if __name__ == .__main__.:
-    if TYPE_CHECKING:
-    @abstractmethod
     pass
     raise ImportError
     except ImportError
-
-show_missing = true
-precision = 2
+    def __str__
 
 [html]
-directory = htmlcov
-
-[xml]
-output = coverage.xml
+directory = htmlcov
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
index 85ed911..73052a1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -59,7 +59,6 @@ htmlcov/
 .cache
 nosetests.xml
 coverage.xml
-junit.xml
 *.cover
 *.py,cover
 .hypothesis/
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
deleted file mode 100644
index 376689d..0000000
--- a/.gitlab-ci.yml
+++ /dev/null
@@ -1,36 +0,0 @@
-# GitLab CI/CD pipeline for doi2dataset
-# Compatible with GitLab v18.1.1
-
-stages:
-  - test
-
-variables:
-  PIP_CACHE_DIR: "$CI_PROJECT_DIR/.cache/pip"
-
-cache:
-  paths:
-    - .cache/pip/
-    - .venv/
-
-test:
-  stage: test
-  image: python:3
-  before_script:
-    - python -m pip install --upgrade pip
-    - pip install -r requirements.txt
-    - pip install -r requirements-dev.txt
-  script:
-    - pytest
-  artifacts:
-    reports:
-      junit: junit.xml
-      coverage_report:
-        coverage_format: cobertura
-        path: coverage.xml
-    paths:
-      - htmlcov/
-    expire_in: 1 week
-  coverage: '/(?i)total.*? (100(?:\.0+)?\%|[1-9]?\d(?:\.\d+)?\%)$/'
-  only:
-    - branches
-    - merge_requests
diff --git a/pytest.ini b/pytest.ini
deleted file mode 100644
index c32678f..0000000
--- a/pytest.ini
+++ /dev/null
@@ -1,15 +0,0 @@
-[pytest]
-addopts =
-    --cov=doi2dataset
-    --cov-report=html
-    --cov-report=xml
-    --cov-report=term-missing
-    --junitxml=junit.xml
-    --verbose
-    --tb=short
-
-testpaths = tests
-
-python_files = test_*.py *_test.py
-python_functions = test_*
-python_classes = Test*
diff --git a/requirements-dev.txt b/requirements-dev.txt
index ab30c10..dfadb8c 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,4 +1,3 @@
 pytest>=8.3.5,<9.0
 pytest-mock>=3.14.0,<4.0
-pytest-cov>=6.0.0,<7.0
 ruff>=0.11.1,<0.20
diff --git a/setup.py b/setup.py
index f88994f..be93bdd 100644
--- a/setup.py
+++ b/setup.py
@@ -25,8 +25,7 @@ setup(
         ],
         "dev": [
             "pytest>=8.3.5,<9.0",
-            "pytest-mock>=3.14.0,<4.0",
-            "pytest-cov>=6.0.0,<7.0",
+            "pytest-mock>=3.14.0,4.0",
             "ruff>=0.11.1,<0.20"
         ]
     },