diff --git a/app/helpers/service_helper.py b/app/helpers/service_helper.py
index 0fb95f8..17ac4a3 100644
--- a/app/helpers/service_helper.py
+++ b/app/helpers/service_helper.py
@@ -17,7 +17,7 @@ def items_csv_to_dict(items_csv_reader):
         if key == 0:
           item[col] = row[key]
         elif col == 'b_param':
-          item[col] = row[key]
+          item[col] = float(row[key])
         elif key > 1:
           item['attributes'].append({
             'id': col,