diff --git a/pandas/tests/reshape/concat/test_categorical.py b/pandas/tests/reshape/concat/test_categorical.py
index 2730b2ffcc4e3..ef5138c98055f 100644
--- a/pandas/tests/reshape/concat/test_categorical.py
+++ b/pandas/tests/reshape/concat/test_categorical.py
@@ -1,5 +1,3 @@
-from datetime import datetime
-
 import numpy as np
 
 from pandas.core.dtypes.dtypes import CategoricalDtype
@@ -168,22 +166,6 @@ def test_concat_categorical_tz(self):
         )
         tm.assert_series_equal(result, expected)
 
-    def test_concat_categorical_datetime(self):
-        # GH-39443
-        df1 = DataFrame(
-            {"x": Series(datetime(2021, 1, 1), index=[0], dtype="category")}
-        )
-        df2 = DataFrame(
-            {"x": Series(datetime(2021, 1, 2), index=[1], dtype="category")}
-        )
-
-        result = pd.concat([df1, df2])
-        expected = DataFrame(
-            {"x": Series([datetime(2021, 1, 1), datetime(2021, 1, 2)])}
-        )
-
-        tm.assert_equal(result, expected)
-
     def test_concat_categorical_unchanged(self):
         # GH-12007
         # test fix for when concat on categorical and float
@@ -268,4 +250,4 @@ def test_concat_categorical_same_categories_different_order(self):
 
         result = pd.concat((df1, df2))
         expected = DataFrame({"A": [1, 2, 3, 4]}, index=c3)
-        tm.assert_frame_equal(result, expected)
+        tm.assert_frame_equal(result, expected)
\ No newline at end of file