diff --git a/.github/workflows/ci-cd.yml b/.github/workflows/ci-cd.yml
index 45cc3eb..ed0b5ff 100644
--- a/.github/workflows/ci-cd.yml
+++ b/.github/workflows/ci-cd.yml
@@ -44,27 +44,20 @@ jobs:
         with:
           python-version: ${{ matrix.python-version }}
 
-      - name: Install Poetry
-        uses: snok/install-poetry@ff8a7d7de27005376176819789742a2280cc35e2
-
-      - name: Configure Poetry
-        run: poetry config virtualenvs.in-project true
-        shell: bash
-
       - name: Cache dependencies
         uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830
         with:
-          path: .venv
-          key: v1-${{ runner.os }}-python-${{ matrix.python-version }}-${{ hashFiles('**/poetry.lock') }}
+          path: ~/.cache/pip
+          key: v1-${{ runner.os }}-python-${{ matrix.python-version }}-${{ hashFiles('**/pyproject.toml') }}
           restore-keys: |
             v1-${{ runner.os }}-python-${{ matrix.python-version }}-
 
       - name: Install dependencies
-        run: poetry install --no-interaction --no-root
+        run: pip install -e ".[dev]"
         shell: bash
 
       - name: Run tests
-        run: poetry run pytest
+        run: pytest
         shell: bash
 
       - name: Upload coverage to Codecov
@@ -85,27 +78,20 @@ jobs:
         with:
           python-version: '3.12'
 
-      - name: Install Poetry
-        uses: snok/install-poetry@ff8a7d7de27005376176819789742a2280cc35e2
-
-      - name: Configure Poetry
-        run: poetry config virtualenvs.in-project true
-        shell: bash
-
       - name: Cache dependencies
         uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830
         with:
-          path: .venv
-          key: v1-${{ runner.os }}-python-3.12-${{ hashFiles('**/poetry.lock') }}
+          path: ~/.cache/pip
+          key: v1-${{ runner.os }}-python-3.12-${{ hashFiles('**/pyproject.toml') }}
           restore-keys: |
             v1-${{ runner.os }}-python-3.12-
 
       - name: Install dependencies
-        run: poetry install --no-interaction --no-root
+        run: pip install -e ".[dev]"
         shell: bash
 
       - name: Build documentation
-        run: poetry run mkdocs build --strict
+        run: mkdocs build --strict
         shell: bash
 
   release:
@@ -121,10 +107,11 @@ jobs:
         with:
           python-version: '3.12'
 
-      - name: Install Poetry
-        uses: snok/install-poetry@ff8a7d7de27005376176819789742a2280cc35e2
+      - name: Install dependencies
+        run: pip install build
+
       - name: Build package
-        run: poetry build
+        run: python -m build
 
       - name: Publish to PyPI
         uses: pypa/gh-action-pypi-publish@2f6f737ca5f74c637829c0f5c3acd0e29ea5e8bf
diff --git a/pyproject.toml b/pyproject.toml
index 86886b1..e3c35a0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -19,27 +19,30 @@ classifiers = [
     "Programming Language :: Python :: 3.12",
 ]
 requires-python = ">=3.10"
+dependencies = []
 
 [project.urls]
 Homepage = "https://github.com/[USERNAME]/[REPO_NAME]"
 Repository = "https://github.com/[USERNAME]/[REPO_NAME]"
 Documentation = "https://github.com/[USERNAME]/[REPO_NAME]"
 
-[tool.poetry.dependencies]
-python = "^3.10"
-
-[tool.poetry.group.dev.dependencies]
-pytest = "^8.4.2"
-ruff = "^0.14.2"
-mypy = "^1.18.2"
-pre-commit = "^4.3.0"
-pytest-cov = "^5.0.0"
-mkdocs = "^1.6.1"
-mkdocs-material = "^9.6.22"
+[project.optional-dependencies]
+dev = [
+    "pytest>=8.4.2",
+    "ruff>=0.14.2",
+    "mypy>=1.18.2",
+    "pre-commit>=4.3.0",
+    "pytest-cov>=5.0.0",
+    "mkdocs>=1.6.1",
+    "mkdocs-material>=9.6.22",
+]
 
 [build-system]
-requires = ["poetry-core"]
-build-backend = "poetry.core.masonry.api"
+requires = ["setuptools>=61.0"]
+build-backend = "setuptools.build_meta"
+
+[tool.setuptools.packages.find]
+where = ["src"]
 
 [tool.pytest.ini_options]
 addopts = "--cov=src --cov-report=xml"