diff --git a/CaseStudy.py b/CaseStudy.py
index c13b6e8..8aeff8a 100644
--- a/CaseStudy.py
+++ b/CaseStudy.py
@@ -1209,7 +1209,7 @@ def _resample_hindex_from_target_probs(self, target_probs: dict[str, np.ndarray]
         for scenario in hindex_flat['scenario'].unique().tolist():
             sc = hindex_flat[hindex_flat['scenario'] == scenario].copy()
             sc = sc.sort_values(['p'])
-            n_ks_per_rp = len(self.dPower_WeightsK['scenario'] == scenario)
+            n_ks_per_rp = int((self.dPower_WeightsK['scenario'] == scenario).sum())
 
             period_labels = sc['p'].tolist()
             first_rp = sc['rp'].iloc[0]