diff --git a/sklearn/neighbors/_classification.py b/sklearn/neighbors/_classification.py
index 7142ffccb6ddf..6dbf1b8cc9b0a 100644
--- a/sklearn/neighbors/_classification.py
+++ b/sklearn/neighbors/_classification.py
@@ -23,8 +23,10 @@
 from ..utils.validation import _deprecate_positional_args
 
 
-class KNeighborsClassifier(NeighborsBase, KNeighborsMixin,
-                           SupervisedIntegerMixin, ClassifierMixin):
+class KNeighborsClassifier(KNeighborsMixin,
+                           SupervisedIntegerMixin,
+                           ClassifierMixin,
+                           NeighborsBase):
     """Classifier implementing the k-nearest neighbors vote.
 
     Read more in the :ref:`User Guide <classification>`.
@@ -256,8 +258,10 @@ def predict_proba(self, X):
         return probabilities
 
 
-class RadiusNeighborsClassifier(NeighborsBase, RadiusNeighborsMixin,
-                                SupervisedIntegerMixin, ClassifierMixin):
+class RadiusNeighborsClassifier(RadiusNeighborsMixin,
+                                SupervisedIntegerMixin,
+                                ClassifierMixin,
+                                NeighborsBase):
     """Classifier implementing a vote among neighbors within a given radius
 
     Read more in the :ref:`User Guide <classification>`.
diff --git a/sklearn/neighbors/_regression.py b/sklearn/neighbors/_regression.py
index fda61fbe75390..edd2aab5e3ca2 100644
--- a/sklearn/neighbors/_regression.py
+++ b/sklearn/neighbors/_regression.py
@@ -21,9 +21,10 @@
 from ..utils.validation import _deprecate_positional_args
 
 
-class KNeighborsRegressor(NeighborsBase, KNeighborsMixin,
+class KNeighborsRegressor(KNeighborsMixin,
                           SupervisedFloatMixin,
-                          RegressorMixin):
+                          RegressorMixin,
+                          NeighborsBase):
     """Regression based on k-nearest neighbors.
 
     The target is predicted by local interpolation of the targets
@@ -200,9 +201,10 @@ def predict(self, X):
         return y_pred
 
 
-class RadiusNeighborsRegressor(NeighborsBase, RadiusNeighborsMixin,
+class RadiusNeighborsRegressor(RadiusNeighborsMixin,
                                SupervisedFloatMixin,
-                               RegressorMixin):
+                               RegressorMixin,
+                               NeighborsBase):
     """Regression based on neighbors within a fixed radius.
 
     The target is predicted by local interpolation of the targets