diff --git a/hb_client/src/views/mtm/step.vue b/hb_client/src/views/mtm/step.vue
index 536a9bf..fcd78d3 100644
--- a/hb_client/src/views/mtm/step.vue
+++ b/hb_client/src/views/mtm/step.vue
@@ -388,7 +388,7 @@
                   <el-input
                     v-model="field.field_key"
                     placeholder="字段标识"
-                    onkeyup="value=value.replace(/[^0-9A-Za-z_\/]/ig,'')"
+                    onkeyup="value=value.replace(/[^0-9A-Za-z]/g,'')"
                   />
                 </el-form-item>
                 <el-form-item label="字段名称" prop="field_name">