diff --git a/setup.cfg b/setup.cfg
index ebaf825352..0856b359e6 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -11,3 +11,9 @@ exclude =
 omit =
     test/*
     setup.py
+
+[mypy]
+exclude = ^.*fb.*$
+
+[mypy-captum.log.fb.*]
+ignore_errors = True
diff --git a/tests/influence/_core/test_tracin_regression.py b/tests/influence/_core/test_tracin_regression.py
index 9609091698..90708d4b8d 100644
--- a/tests/influence/_core/test_tracin_regression.py
+++ b/tests/influence/_core/test_tracin_regression.py
@@ -376,6 +376,7 @@ def _test_tracin_identity_regression_setup(
                 DataInfluenceConstructor(
                     ArnoldiInfluenceFunction,
                     arnoldi_tol=1e-8,  # needs to be small to avoid empty arnoldi basis
+                    hessian_reg=2e-3,
                 ),
             ),
         ],