diff --git a/src/views/manage/labelfieldinfo/index.vue b/src/views/manage/labelfieldinfo/index.vue
index 26accdd..0ae0e59 100644
--- a/src/views/manage/labelfieldinfo/index.vue
+++ b/src/views/manage/labelfieldinfo/index.vue
@@ -271,7 +271,7 @@
             :prop="`labelFieldInfoList.${index}.fieldCode`"
           >
             <el-input
-             onkeyup="this.value=this.value.replace(/[^a-z]/g,'')"
+             onkeyup="this.value=this.value.replace(/[^A-Z]/g,'')"
             maxlength="50"
               v-model="aitem.fieldCode"
               placeholder="请输入字段编码"
@@ -387,7 +387,7 @@
         <el-form-item label="字段编码" prop="fieldCode">
           <el-input
           maxlength="50"
-          onkeyup="this.value=this.value.replace(/[^a-z]/g,'')"
+          onkeyup="this.value=this.value.replace(/[^A-Z]/g,'')"
             v-model="form.fieldCode"
             placeholder="请输入字段编码"
             style="width: 210px"