diff --git a/src/style/cpns/setting.less b/src/style/cpns/setting.less
index 53b464a..9e19af8 100644
--- a/src/style/cpns/setting.less
+++ b/src/style/cpns/setting.less
@@ -12,7 +12,7 @@
           width: 85px;
         }
         &.operation-select {
-          width: 400px;
+          width: 450px;
         }
       }
       .el-textarea {