diff --git a/.flake8 b/.flake8
new file mode 100644
index 0000000..a7aae82
--- /dev/null
+++ b/.flake8
@@ -0,0 +1,2 @@
+[flake8]
+select = T201, T203, T204  # T002 is the specific code for print statements in flake8-print
diff --git a/.github/workflows/actions.yaml b/.github/workflows/actions.yaml
index c2335be..c363cee 100644
--- a/.github/workflows/actions.yaml
+++ b/.github/workflows/actions.yaml
@@ -21,9 +21,7 @@ jobs:
       - name: install python packages
         run: |
           python -m pip install --upgrade pip
-          pip install .
-          pip install pytest
-          pip install pytest-black
+          pip install .[dev]
           
       - name: execute pytest
-        run: pytest tests/
+        run: pytest surface-sim/ tests/
diff --git a/pyproject.toml b/pyproject.toml
index 8997a7e..351574a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,5 +33,4 @@ include = ["surface_sim", "surface_sim.*"]  # package names should match these g
 namespaces = false  # to disable scanning PEP 420 namespaces (true by default)
 
 [project.optional-dependencies]
-dev = ["pip-tools", "pytest", "black", "pytest-black"]
-
+dev = ["pip-tools", "pytest", "black", "pytest-black", "flake8", "flake8-print", "pytest-flake8"]
diff --git a/pytest.ini b/pytest.ini
index 728748d..d58274d 100644
--- a/pytest.ini
+++ b/pytest.ini
@@ -1,3 +1,3 @@
 [pytest]
-addopts = --black --import-mode=importlib
+addopts = --black --import-mode=importlib --flake8 --cache-clear
 python_files = test_*.py
diff --git a/requirements_dev.txt b/requirements_dev.txt
index 46947d3..7015c6b 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -28,6 +28,13 @@ dill==0.3.8
     # via lmfit
 exceptiongroup==1.2.2
     # via pytest
+flake8==5.0.4
+    # via
+    #   flake8-print
+    #   pytest-flake8
+    #   surface-sim (pyproject.toml)
+flake8-print==5.0.0
+    # via surface-sim (pyproject.toml)
 fonttools==4.53.1
     # via matplotlib
 galois==0.0.16
@@ -42,6 +49,8 @@ lmfit==1.3.2
     # via qec-util
 matplotlib==3.9.2
     # via qec-util
+mccabe==0.7.0
+    # via flake8
 mypy-extensions==1.0.0
     # via black
 netcdf4==1.7.1.post2
@@ -84,6 +93,12 @@ platformdirs==4.2.2
     # via black
 pluggy==1.5.0
     # via pytest
+pycodestyle==2.9.1
+    # via
+    #   flake8
+    #   flake8-print
+pyflakes==2.5.0
+    # via flake8
 pyparsing==3.1.2
     # via matplotlib
 pyproject-hooks==1.1.0
@@ -93,9 +108,12 @@ pyproject-hooks==1.1.0
 pytest==8.3.2
     # via
     #   pytest-black
+    #   pytest-flake8
     #   surface-sim (pyproject.toml)
 pytest-black==0.3.12
     # via surface-sim (pyproject.toml)
+pytest-flake8==1.2.2
+    # via surface-sim (pyproject.toml)
 python-dateutil==2.9.0.post0
     # via
     #   matplotlib
diff --git a/surface_sim/layouts/operations.py b/surface_sim/layouts/operations.py
index 28ba7a3..35aa604 100644
--- a/surface_sim/layouts/operations.py
+++ b/surface_sim/layouts/operations.py
@@ -17,7 +17,6 @@ def check_overlap_layout_pair(layout_1: Layout, layout_2: Layout) -> None:
     """
     qubits_1 = set(layout_1.get_qubits())
     qubits_2 = set(layout_2.get_qubits())
-    print(qubits_1, qubits_2)
     if qubits_1.intersection(qubits_2) != set():
         raise ValueError("The layouts have qubits with the same label.")
 
diff --git a/tests/log_gates/test_unrot_surface_code_css.py b/tests/log_gates/test_unrot_surface_code_css.py
index 294df06..6204fc5 100644
--- a/tests/log_gates/test_unrot_surface_code_css.py
+++ b/tests/log_gates/test_unrot_surface_code_css.py
@@ -5,7 +5,6 @@
 
 def test_set_trans_s():
     layout = unrot_surface_code(distance=3)
-    print(layout.get_qubits(role="data"))
     set_trans_s(layout, "D1")
     gate_label = f"trans_s_{layout.get_logical_qubits()[0]}"