diff --git a/ceam/modules/blood_pressure.py b/ceam/modules/blood_pressure.py
index <HASH>..<HASH> 100644
--- a/ceam/modules/blood_pressure.py
+++ b/ceam/modules/blood_pressure.py
@@ -30,7 +30,7 @@ class BloodPressureModule(SimulationModule):
 
     def load_population_columns(self, path_prefix, population_size):
         self.population_columns['systolic_blood_pressure_percentile'] = np.random.uniform(low=0.01, high=0.99, size=population_size)
-        self.population_columns['systolic_blood_pressure'] = norm.ppf(self.population_columns.systolic_blood_pressure_precentile, loc=138, scale=15)
+        self.population_columns['systolic_blood_pressure'] = norm.ppf(self.population_columns.systolic_blood_pressure_percentile, loc=138, scale=15)
 
     def load_data(self, path_prefix):
         dists = pd.read_csv(os.path.join(path_prefix, 'SBP_dist.csv'))
A bit of a refactor that I forgot the first time