diff --git a/mypy.ini b/mypy.ini
index 54b2c59e1ba33..f6d528a13de2f 100644
--- a/mypy.ini
+++ b/mypy.ini
@@ -5,9 +5,6 @@ follow_imports=silent
 [mypy-pandas.conftest,pandas.tests.*]
 ignore_errors=True
 
-[mypy-pandas.core.indexes.base]
-ignore_errors=True
-
 [mypy-pandas.core.indexes.datetimelike]
 ignore_errors=True
 
diff --git a/pandas/core/indexes/base.py b/pandas/core/indexes/base.py
index f7c562798ad52..bb12c2bc43a38 100644
--- a/pandas/core/indexes/base.py
+++ b/pandas/core/indexes/base.py
@@ -6,8 +6,8 @@
 
 import numpy as np
 
-from pandas._libs import (
-    algos as libalgos, index as libindex, join as libjoin, lib)
+from pandas._libs import algos as libalgos, index as libindex, lib
+import pandas._libs.join as libjoin
 from pandas._libs.lib import is_datetime_array
 from pandas._libs.tslibs import OutOfBoundsDatetime, Timedelta, Timestamp
 from pandas._libs.tslibs.timezones import tz_compare