diff --git a/app/api/v1/app_valuations/app_valuations.py b/app/api/v1/app_valuations/app_valuations.py
index 9436230..6ad99b9 100644
--- a/app/api/v1/app_valuations/app_valuations.py
+++ b/app/api/v1/app_valuations/app_valuations.py
@@ -551,7 +551,7 @@ async def _extract_calculation_params_b3(data: UserValuationCreate) -> Dict[str,
     price_fluctuation = [float(i) for i in data.price_fluctuation]
     highest_price, lowest_price = max(price_fluctuation), min(price_fluctuation)
     # lawsuit_status = "无诉讼"  # 诉讼状态 TODO (API获取)
-    inheritor_ages = data.inheritor_age_count  # [45, 60, 75]  # 传承人年龄列表
+    inheritor_ages = [float(i) for i in data.inheritor_age_count]   # [45, 60, 75]  # 传承人年龄列表
     return {
         "highest_price": highest_price,
         "lowest_price": lowest_price,