diff --git a/imblearn/under_sampling/condensed_nearest_neighbour.py b/imblearn/under_sampling/condensed_nearest_neighbour.py
index 3656dff13..b4030c0a2 100644
--- a/imblearn/under_sampling/condensed_nearest_neighbour.py
+++ b/imblearn/under_sampling/condensed_nearest_neighbour.py
@@ -244,7 +244,7 @@ def _sample(self, X, y):
                                   np.flatnonzero(pred_S_y == S_y)))
 
             # Find the misclassified S_y
-            sel_x = np.squeeze(S_x[idx_maj_sample, :])
+            sel_x = S_x[idx_maj_sample, :]
             sel_y = S_y[idx_maj_sample]
 
             # The indexes found are relative to the current class, we need to