diff --git a/README.md b/README.md
index 0721eb2..9b907cc 100644
--- a/README.md
+++ b/README.md
@@ -154,7 +154,7 @@ Valid values for metric are:
     ['nan_euclidean'] but it does not yet support sparse matrices.
 - From scipy.spatial.distance: ['braycurtis', 'canberra',
     'chebyshev', 'correlation', 'dice', 'hamming', 'jaccard',
-    'kulsinski', 'mahalanobis', 'minkowski', 'rogerstanimoto',
+    'mahalanobis', 'minkowski', 'rogerstanimoto',
     'russellrao', 'seuclidean', 'sokalmichener', 'sokalsneath',
     'sqeuclidean', 'yule'] See the documentation for
     scipy.spatial.distance for details on these metrics.
diff --git a/kennard_stone/kennard_stone.py b/kennard_stone/kennard_stone.py
index d5e7f51..ff1625a 100644
--- a/kennard_stone/kennard_stone.py
+++ b/kennard_stone/kennard_stone.py
@@ -54,7 +54,6 @@ class IgnoredArgumentWarning(Warning):
         "dice",
         "hamming",
         "jaccard",
-        "kulsinski",
         "mahalanobis",
         "minkowski",
         "rogerstanimoto",
@@ -119,7 +118,7 @@ def __init__(
                 ['nan_euclidean'] but it does not yet support sparse matrices.
             - From scipy.spatial.distance: ['braycurtis', 'canberra',
                 'chebyshev', 'correlation', 'dice', 'hamming', 'jaccard',
-                'kulsinski', 'mahalanobis', 'minkowski', 'rogerstanimoto',
+                'mahalanobis', 'minkowski', 'rogerstanimoto',
                 'russellrao', 'seuclidean', 'sokalmichener', 'sokalsneath',
                 'sqeuclidean', 'yule'] See the documentation for
                 scipy.spatial.distance for details on these metrics.
@@ -281,7 +280,7 @@ def train_test_split(
             ['nan_euclidean'] but it does not yet support sparse matrices.
         - From scipy.spatial.distance: ['braycurtis', 'canberra',
             'chebyshev', 'correlation', 'dice', 'hamming', 'jaccard',
-            'kulsinski', 'mahalanobis', 'minkowski', 'rogerstanimoto',
+            'mahalanobis', 'minkowski', 'rogerstanimoto',
             'russellrao', 'seuclidean', 'sokalmichener', 'sokalsneath',
             'sqeuclidean', 'yule'] See the documentation for
             scipy.spatial.distance for details on these metrics.
@@ -386,7 +385,7 @@ def __init__(
                 ['nan_euclidean'] but it does not yet support sparse matrices.
             - From scipy.spatial.distance: ['braycurtis', 'canberra',
                 'chebyshev', 'correlation', 'dice', 'hamming', 'jaccard',
-                'kulsinski', 'mahalanobis', 'minkowski', 'rogerstanimoto',
+                'mahalanobis', 'minkowski', 'rogerstanimoto',
                 'russellrao', 'seuclidean', 'sokalmichener', 'sokalsneath',
                 'sqeuclidean', 'yule'] See the documentation for
                 scipy.spatial.distance for details on these metrics.
diff --git a/tests/test_other_metrics.py b/tests/test_other_metrics.py
index e4b3be7..b7d3463 100644
--- a/tests/test_other_metrics.py
+++ b/tests/test_other_metrics.py
@@ -29,7 +29,6 @@ def test_train_test_split(prepare_data):
         "dice",
         "hamming",
         "jaccard",
-        "kulsinski",
         "mahalanobis",
         "minkowski",
         "rogerstanimoto",