diff --git a/othdrplot/high_density_region_algorithm.py b/othdrplot/high_density_region_algorithm.py
index 48b8c69..028ba22 100644
--- a/othdrplot/high_density_region_algorithm.py
+++ b/othdrplot/high_density_region_algorithm.py
@@ -249,8 +249,10 @@ def draw(self, drawInliers=False, drawOutliers=True):
                     ]
 
                     contour = ot.Contour(
-                        xx, yy, data, self.pvalues, ot.Description(labels)
+                        xx, yy, data
                     )
+                    contour.setLevels(self.pvalues)
+                    contour.setLabels(ot.Description(labels))
                     contour.setColor(self.contour_color)
 
                     graph.add(contour)