diff --git a/sklearn/metrics/pairwise.py b/sklearn/metrics/pairwise.py
index 084a7bc77eb01a2810e307ad3472470dcc325f26..7d5eb525be1f8beefff85816d7727e2db67272e7 100644
--- a/sklearn/metrics/pairwise.py
+++ b/sklearn/metrics/pairwise.py
@@ -197,7 +197,8 @@ def manhattan_distances(X, Y=None, sum_over_features=True):
     >>> manhattan_distances(2, 3)
     array([[1]])
     >>> manhattan_distances([[1, 2], [3, 4]], [[1, 2], [0, 3]])
-    array([[0, 2], [4, 4]])
+    array([[0, 2],
+           [4, 4]])
     >>> import numpy as np
     >>> X = np.ones((1, 2))
     >>> y = 2 * np.ones((2, 2))