diff --git a/src/tool/caller.ts b/src/tool/caller.ts
index ecfdeb6..fc7aa61 100644
--- a/src/tool/caller.ts
+++ b/src/tool/caller.ts
@@ -66,7 +66,7 @@ export const callPlayerAttribute = (playerAttribute: any, rA: any) => {
   attribute.dps = Math.ceil((1 - crit + crit * critdmg) * atk);
   //计算减伤比例
   //   attribute.def = 500;
-  attribute.reducPercent = (0.5 * attribute.def) / (35 + 0.55 * attribute.def) + (0.09 * attribute.def) / (attribute.def + 200);
+  attribute.reducPercent = attribute.def / (200 + 1.1 * attribute.def) + (0.09 * attribute.def) / (attribute.def + 200);
   //   attribute.reducPercent = (0.5 * attribute.def) / (200 + 0.502 * attribute.def);
   return attribute;
 };