diff --git a/tupak/core/result.py b/tupak/core/result.py
index 7b60d3daa2cdcdcf9b0352f77c7783f16fd0df3b..6e6a6ddabb46f234f4d02f5dd8c2b0a411f1fbd7 100644
--- a/tupak/core/result.py
+++ b/tupak/core/result.py
@@ -218,7 +218,8 @@ class Result(dict):
             bins=50, smooth=0.9, label_kwargs=dict(fontsize=16),
             title_kwargs=dict(fontsize=16), color='#0072C1',
             truth_color='tab:orange', show_titles=True,
-            quantiles=[0.025, 0.975], levels=(0.39, 0.8, 0.97),
+            quantiles=[0.16, 0.84],
+            levels=(1-np.exp(-0.5), 1-np.exp(-2), 1-np.exp(-9/2.)),
             plot_density=False, plot_datapoints=True, fill_contours=True,
             max_n_ticks=3)