diff --git a/backend/app/services/aws/pricing_v2.py b/backend/app/services/aws/pricing_v2.py
index 2038d6e..de5a6f8 100644
--- a/backend/app/services/aws/pricing_v2.py
+++ b/backend/app/services/aws/pricing_v2.py
@@ -96,6 +96,7 @@ async def search_instances_v2(
         for row in results:
             hourly_price = float(row['price'])
             gp3_price = float(row['gp3'])
+            gp2_price = float(row['gp2'])
             monthly_price = hourly_price * 730  # 730小时/月
             
             # 计算存储价格
@@ -109,7 +110,7 @@ async def search_instances_v2(
                         break
                 
                 # disk_monthly_price = await calculate_ebs_price(region_code, disk_gb) if region_code else 0
-                disk_monthly_price = gp3_price * disk_gb
+                disk_monthly_price = gp3_price * disk_gb if gp3_price > 0 else gp2_price * disk_gb
             
             # 计算总价格
             total_monthly_price = monthly_price + disk_monthly_price