diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 32c6702..daa0401 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -12,7 +12,7 @@ jobs:
     name: Python ${{ matrix.python-version }}
     runs-on: ubuntu-latest
     env:
-      USING_COVERAGE: '3.8'
+      USING_COVERAGE: '3.10'
     strategy:
       fail-fast: true
       matrix:
@@ -28,13 +28,23 @@ jobs:
           python -VV
           python -m site
           python -m pip install --upgrade pip setuptools wheel
-          python -m pip install --upgrade coverage[toml] virtualenv tox tox-gh-actions
-      - name: "Run tox targets for ${{ matrix.python-version }}"
-        run: "python -m tox"
-      - name: "Combine coverage"
-        if: "contains(env.USING_COVERAGE, matrix.python-version)"
+          python -m pip install -r requirements.txt
+          python -m pip install -r requirements-test.txt
+      - name: "Run tests for ${{ matrix.python-version }}"
         run: |
           set -xe
+          pip install pytest-cov
+          pip install coverage
+          pytest \
+            -qq \
+            --timeout=9 \
+            --durations=10 \
+            -n auto \
+            --cov georss_ingv_centro_nazionale_terremoti_client \
+            --cov-report xml \
+            -o console_output_style=count \
+            -p no:sugar \
+            tests
           python -m coverage xml
       - name: "Upload coverage to Codecov"
         if: "contains(env.USING_COVERAGE, matrix.python-version)"
diff --git a/pyproject.toml b/pyproject.toml
index d4c1601..8e06a23 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -43,3 +43,8 @@ ignore = [
     # Ignored due to performance: https://github.com/charliermarsh/ruff/issues/2923
     "UP038", # Use `X | Y` in `isinstance` call instead of `(X, Y)`
 ]
+
+[tool.pytest.ini_options]
+testpaths = [
+    "tests",
+]
diff --git a/requirements-test.txt b/requirements-test.txt
new file mode 100644
index 0000000..722519e
--- /dev/null
+++ b/requirements-test.txt
@@ -0,0 +1,4 @@
+pytest
+pytest-timeout
+pytest-xdist
+pytest-cov
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..77f675d
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1 @@
+georss_client>=0.15
diff --git a/tox.ini b/tox.ini
deleted file mode 100644
index 28cb038..0000000
--- a/tox.ini
+++ /dev/null
@@ -1,36 +0,0 @@
-[tox]
-envlist = py38, py39, py310, cov, cov_local
-skip_missing_interpreters = True
-ignore_basepython_conflict = True
-
-[gh-actions]
-python =
-    3.8: cov
-    3.9: py39
-    3.10: py310
-
-[testenv]
-deps=
-    pytest
-    mock
-commands=pytest
-
-[testenv:cov]
-basepython=python3.8
-deps=
-    pytest
-    pytest-cov
-    mock
-commands=
-    pytest --cov --cov-report= {posargs}
-
-[testenv:cov_local]
-basepython=python3.8
-deps=
-    pytest
-    pytest-cov
-    mock
-commands=
-    pytest --cov --cov-report=
-    coverage report
-    coverage html