diff --git a/frontend/src/business/components/api/definition/components/body/ApiBodyFileUpload.vue b/frontend/src/business/components/api/definition/components/body/ApiBodyFileUpload.vue
index 2142f4eadc..4c05affbd4 100644
--- a/frontend/src/business/components/api/definition/components/body/ApiBodyFileUpload.vue
+++ b/frontend/src/business/components/api/definition/components/body/ApiBodyFileUpload.vue
@@ -115,6 +115,10 @@
   }
 
   .upload-item {
+    white-space: nowrap;
+    text-overflow: ellipsis;
+    overflow: hidden;
+    width: 180px;
   }
 
 </style>
diff --git a/frontend/src/business/components/api/definition/components/mock/Components/MockApiResponseBody.vue b/frontend/src/business/components/api/definition/components/mock/Components/MockApiResponseBody.vue
index 1360edaf0c..b4d88da95f 100644
--- a/frontend/src/business/components/api/definition/components/mock/Components/MockApiResponseBody.vue
+++ b/frontend/src/business/components/api/definition/components/mock/Components/MockApiResponseBody.vue
@@ -150,7 +150,7 @@ export default {
 
     'body.xmlHeader'() {
       if (!this.body.xmlHeader) {
-        this.body.xmlHeader = 'version="1.0" encoding="UTF-8"';
+        this.body.xmlHeader = '';
       }
     },
   },