diff --git a/src/tool/caller.ts b/src/tool/caller.ts
index c4d562d..8f7c374 100644
--- a/src/tool/caller.ts
+++ b/src/tool/caller.ts
@@ -63,7 +63,9 @@ export const callPlayerAttribute = (playerAttribute: any, rA: any) => {
     critdmg = attribute.critDmg / 100;
   attribute.dps = Math.ceil((1 - crit + crit * critdmg) * atk);
   //计算减伤比例
-  attribute.reducPercent = (0.5 * attribute.def) / (35 + 0.55 * attribute.def) + (0.06 * attribute.def) / (attribute.def + 200);
+  attribute.def = 500;
+//   attribute.reducPercent = (0.5 * attribute.def) / (35 + 0.55 * attribute.def) + (0.09 * attribute.def) / (attribute.def + 200);
+  attribute.reducPercent = (0.5 * attribute.def) / (200 + 0.502 * attribute.def);
   return attribute;
 };
 
diff --git a/src/views/backpack/strengthen.vue b/src/views/backpack/strengthen.vue
index 292e184..db8c100 100644
--- a/src/views/backpack/strengthen.vue
+++ b/src/views/backpack/strengthen.vue
@@ -125,7 +125,7 @@ const strengthen = () => {
         let idx = lv - successLv - 1;
         const len = rates.length;
         idx = idx > len ? len : idx;
-        rate = rates[idx];
+        rate = rates[idx] || 0.2;
     }
     if (Math.random() < rate) {
         prop.equip.strengthenLv++