diff --git a/.flake8 b/.flake8
index 001ec2f27b..c27d9a32da 100644
--- a/.flake8
+++ b/.flake8
@@ -38,6 +38,7 @@ per-file-ignores =
         libensemble/tests/scaling_tests/warpx/run_libensemble_on_warpx.py:E402
         examples/calling_scripts/run_libensemble_on_warpx.py:E402
         libensemble/tests/regression_tests/test_persistent_aposmm*:E402
+        libensemble/tests/regression_tests/RENAME_test_persistent_aposmm*:E402
         libensemble/tests/regression_tests/test_persistent_gp_multitask_ax.py:E402
         libensemble/tests/regression_tests/test_ytopt_heffte.py:E402
         libensemble/tests/functionality_tests/test_uniform_sampling_then_persistent_localopt_runs.py:E402
diff --git a/docs/conf.py b/docs/conf.py
index bad6e4246d..826dd70daa 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -44,8 +44,8 @@ def __getattr__(cls, name):
     "mpi4py",
     "mpmath",
     "nlopt",
-    "PETSc",
-    "petsc4py",
+    # "PETSc",
+    # "petsc4py",
     "psutil",
     "scipy",
     "scipy.io",
diff --git a/install/gen_deps_environment.yml b/install/gen_deps_environment.yml
index 2cf5afbb6e..b1e7c7819c 100644
--- a/install/gen_deps_environment.yml
+++ b/install/gen_deps_environment.yml
@@ -11,7 +11,5 @@ dependencies:
   - superlu_dist
   - hypre
   - mumps-mpi
-  - petsc
-  - petsc4py
   - DFO-LS
   - mpmath
diff --git a/libensemble/tests/regression_tests/test_persistent_aposmm_pounders.py b/libensemble/tests/regression_tests/RENAME_test_persistent_aposmm_pounders.py
similarity index 100%
rename from libensemble/tests/regression_tests/test_persistent_aposmm_pounders.py
rename to libensemble/tests/regression_tests/RENAME_test_persistent_aposmm_pounders.py
diff --git a/libensemble/tests/regression_tests/test_persistent_aposmm_tao_blmvm.py b/libensemble/tests/regression_tests/RENAME_test_persistent_aposmm_tao_blmvm.py
similarity index 100%
rename from libensemble/tests/regression_tests/test_persistent_aposmm_tao_blmvm.py
rename to libensemble/tests/regression_tests/RENAME_test_persistent_aposmm_tao_blmvm.py
diff --git a/libensemble/tests/regression_tests/test_persistent_aposmm_tao_nm.py b/libensemble/tests/regression_tests/RENAME_test_persistent_aposmm_tao_nm.py
similarity index 100%
rename from libensemble/tests/regression_tests/test_persistent_aposmm_tao_nm.py
rename to libensemble/tests/regression_tests/RENAME_test_persistent_aposmm_tao_nm.py
diff --git a/libensemble/tests/regression_tests/test_with_app_persistent_aposmm_tao_nm.py b/libensemble/tests/regression_tests/RENAME_test_with_app_persistent_aposmm_tao_nm.py
similarity index 100%
rename from libensemble/tests/regression_tests/test_with_app_persistent_aposmm_tao_nm.py
rename to libensemble/tests/regression_tests/RENAME_test_with_app_persistent_aposmm_tao_nm.py