diff --git a/ci/code_checks.sh b/ci/code_checks.sh
index d1cdff8f7f56b..57c47096f1bc8 100755
--- a/ci/code_checks.sh
+++ b/ci/code_checks.sh
@@ -143,7 +143,6 @@ if [[ -z "$CHECK" || "$CHECK" == "docstrings" ]]; then
         -i "pandas.Index PR07" \
         -i "pandas.Index.T SA01" \
         -i "pandas.Index.append PR07,RT03,SA01" \
-        -i "pandas.Index.astype SA01" \
         -i "pandas.Index.copy PR07,SA01" \
         -i "pandas.Index.difference PR07,RT03,SA01" \
         -i "pandas.Index.drop PR07,SA01" \
diff --git a/pandas/core/indexes/base.py b/pandas/core/indexes/base.py
index 8ede401f37184..fb48aa5ba187c 100644
--- a/pandas/core/indexes/base.py
+++ b/pandas/core/indexes/base.py
@@ -1056,6 +1056,12 @@ def astype(self, dtype, copy: bool = True):
         Index
             Index with values cast to specified dtype.
 
+        See Also
+        --------
+        Index.dtype: Return the dtype object of the underlying data.
+        Index.dtypes: Return the dtype object of the underlying data.
+        Index.convert_dtypes: Convert columns to the best possible dtypes.
+
         Examples
         --------
         >>> idx = pd.Index([1, 2, 3])