diff --git a/pyproject.toml b/pyproject.toml
index 1f3a7f92cc..ec562d0a50 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -23,7 +23,7 @@ dependencies = [
   # TODO RELEASE
   "fenics-ufl @ git+https://github.com/FEniCS/ufl.git@main",
   # TODO RELEASE
-  "firedrake-fiat @ git+https://github.com/firedrakeproject/fiat.git@main",
+  "firedrake-fiat @ git+https://github.com/firedrakeproject/fiat.git@pbrubeck/gem-tabulation",
   "h5py>3.12.1",
   "immutabledict",
   "libsupermesh",
diff --git a/tests/firedrake/regression/test_star_pc.py b/tests/firedrake/regression/test_star_pc.py
index d6e1383163..54f9d7315b 100644
--- a/tests/firedrake/regression/test_star_pc.py
+++ b/tests/firedrake/regression/test_star_pc.py
@@ -350,6 +350,8 @@ def test_vanka_equivalence(problem_type):
     filter_warnings(star_solver.solve)
     star_its = star_solver.snes.getLinearSolveIterations()
 
+    mh._shared_data_cache["transfer_kernels"] = {}
+
     u.assign(0)
     comp_solver = NonlinearVariationalSolver(nvproblem, solver_parameters=comp_params, nullspace=nsp)
     filter_warnings(comp_solver.solve)