diff --git a/bigframes/core/blocks.py b/bigframes/core/blocks.py
index e45d945e23..6f87e43821 100644
--- a/bigframes/core/blocks.py
+++ b/bigframes/core/blocks.py
@@ -426,7 +426,7 @@ def reset_index(
             A new Block because dropping index columns can break references
             from Index classes that point to this block.
         """
-        if level:
+        if level is not None:
             # preserve original order, not user provided order
             level_ids: Sequence[str] = [
                 id for id in self.index_columns if id in self.index.resolve_level(level)
diff --git a/bigframes/dataframe.py b/bigframes/dataframe.py
index 2206db9bf6..b9143f2f19 100644
--- a/bigframes/dataframe.py
+++ b/bigframes/dataframe.py
@@ -2577,7 +2577,7 @@ def reset_index(
         names: Union[None, Hashable, Sequence[Hashable]] = None,
     ) -> Optional[DataFrame]:
         block = self._block
-        if names:
+        if names is not None:
             if isinstance(names, blocks.Label) and not isinstance(names, tuple):
                 names = [names]
             else:
diff --git a/tests/system/small/test_multiindex.py b/tests/system/small/test_multiindex.py
index 3a86d5f6c5..4233ed7aae 100644
--- a/tests/system/small/test_multiindex.py
+++ b/tests/system/small/test_multiindex.py
@@ -110,6 +110,7 @@ def test_set_multi_index(scalars_df_index, scalars_pandas_df_index):
         ("bool_col", True),
         (["float64_col", "int64_too"], True),
         ([2, 0], False),
+        (0, True),
     ],
 )
 def test_df_reset_multi_index(scalars_df_index, scalars_pandas_df_index, level, drop):
@@ -124,7 +125,7 @@ def test_df_reset_multi_index(scalars_df_index, scalars_pandas_df_index, level,
 
     # Pandas uses int64 instead of Int64 (nullable) dtype.
     if pd_result.index.dtype != bf_result.index.dtype:
-        pd_result.index = pd_result.index.astype(pandas.Int64Dtype())
+        pd_result.index = pd_result.index.astype(bf_result.index.dtype)
 
     pandas.testing.assert_frame_equal(bf_result, pd_result)