diff --git a/plotly/figure_factory/_violin.py b/plotly/figure_factory/_violin.py
index 55924e69238..285733fefd8 100644
--- a/plotly/figure_factory/_violin.py
+++ b/plotly/figure_factory/_violin.py
@@ -17,9 +17,9 @@ def calc_stats(data):
     x = np.asarray(data, float)
     vals_min = np.min(x)
     vals_max = np.max(x)
-    q2 = np.percentile(x, 50, interpolation="linear")
-    q1 = np.percentile(x, 25, interpolation="lower")
-    q3 = np.percentile(x, 75, interpolation="higher")
+    q2 = np.percentile(x, 50, method="linear")
+    q1 = np.percentile(x, 25, method="lower")
+    q3 = np.percentile(x, 75, method="higher")
     iqr = q3 - q1
     whisker_dist = 1.5 * iqr