diff --git a/netbone/compare.py b/netbone/compare.py
index 847ddfcf06ed5859b5753644af5f5640566ed6f8..5d59704768004e91c9433749843735cea2189e65 100644
--- a/netbone/compare.py
+++ b/netbone/compare.py
@@ -107,12 +107,12 @@ class Compare:
                 extracted_backbone = self.filter(backbone, value=self.filter_values[i], narrate=False)
                 values1 = method(extracted_backbone)
                 dist[backbone.name] = cumulative_dist(name, extracted_backbone.name, values1, increasing)
-                vals.append(kstest(values0, values1))
+                vals.append(kstest(values0, values1)[0])
 
         ks_statistics = pd.DataFrame(index=['Original'] + [backbone.name for backbone in self.backbones])
         ks_statistics['KS Statistic'] = vals
 
-        return ks_statistics.T, dist
+        return ks_statistics, dist