diff --git a/test/conftest.py b/test/conftest.py
index 3675a4e..134bf6a 100644
--- a/test/conftest.py
+++ b/test/conftest.py
@@ -1,7 +1,7 @@
 """
 Global pytest configuration.
 
-**Disclaimer: some functions copied from firedrake/src/tests/conftest.py
+**Disclaimer: some functions copied from firedrake/tests/firedrake/conftest.py
 """
 
 
@@ -9,21 +9,9 @@ def pytest_configure(config):
     """
     Register an additional marker.
 
-    **Disclaimer: copied from firedrake/src/tests/conftest.py
+    **Disclaimer: copied from firedrake/tests/firedrake/conftest.py
     """
     config.addinivalue_line(
         "markers",
         "slow: mark test as slow to run",
     )
-
-
-def pytest_runtest_teardown(item, nextitem):
-    """
-    Clear caches after running a test
-    """
-    from firedrake.tsfc_interface import clear_cache
-    from pyop2.caching import clear_memory_cache
-    from pyop2.mpi import COMM_WORLD
-
-    clear_cache()
-    clear_memory_cache(COMM_WORLD)