diff --git a/pint_pandas/pint_array.py b/pint_pandas/pint_array.py
index 21e8f9f..10e15d9 100644
--- a/pint_pandas/pint_array.py
+++ b/pint_pandas/pint_array.py
@@ -1133,7 +1133,6 @@ class DelegatedScalarMethod(DelegatedMethod):
 
 for attr in [
     "debug_used",
-    "formatter",
     "dimensionality",
     "dimensionless",
     "force_ndarray",
diff --git a/pint_pandas/testsuite/test_pandas_interface.py b/pint_pandas/testsuite/test_pandas_interface.py
index 7212631..5c8c657 100644
--- a/pint_pandas/testsuite/test_pandas_interface.py
+++ b/pint_pandas/testsuite/test_pandas_interface.py
@@ -222,7 +222,6 @@ class TestSeriesAccessors(object):
     @pytest.mark.parametrize(
         "attr",
         [
-            "formatter",
             "dimensionality",
             "dimensionless",
             "force_ndarray",