diff --git a/src/views/system/config/index.vue b/src/views/system/config/index.vue
index b3c4511..1e6e42d 100644
--- a/src/views/system/config/index.vue
+++ b/src/views/system/config/index.vue
@@ -209,7 +209,11 @@
           <el-input v-model="form.configName" placeholder="请输入参数名称" />
         </el-form-item>
         <el-form-item label="参数键名" prop="configKey">
-          <el-input v-model="form.configKey" placeholder="请输入参数键名" />
+          <el-input
+            v-model="form.configKey"
+            placeholder="请输入参数键名"
+            :disabled="form.configId"
+          />
         </el-form-item>
         <el-form-item label="参数键值" prop="configValue">
           <el-input v-model="form.configValue" placeholder="请输入参数键值" />