diff --git a/conftest.py b/conftest.py
index e71dff56416d4fa2a5c01eab39e1853b90fe1969..ce403a87c0873d49d279cc692e128d2229d6a981 100644
--- a/conftest.py
+++ b/conftest.py
@@ -60,7 +60,9 @@ try:
 except ImportError:
     collect_ignore += [os.path.join(SCRIPT_FOLDER, "lbmpy_tests/benchmark"),
                        os.path.join(SCRIPT_FOLDER,
-                                    "lbmpy_tests/full_scenarios/kida_vortex_flow/scenario_kida_vortex_flow.py")]
+                                    "lbmpy_tests/full_scenarios/kida_vortex_flow/scenario_kida_vortex_flow.py"),
+                       os.path.join(SCRIPT_FOLDER, "lbmpy_tests/full_scenarios/shear_wave/scenario_shear_wave.py"),
+                       os.path.join(SCRIPT_FOLDER, "lbmpy_tests/test_json_serializer.py")]
 
 if platform.system().lower() == 'windows':
     collect_ignore += [os.path.join(SCRIPT_FOLDER, "lbmpy_tests/test_quicktests.py")]