diff --git a/templates/repo/cloudbrain/trainjob/new.tmpl b/templates/repo/cloudbrain/trainjob/new.tmpl
index 5bd689911..50fd00c0f 100755
--- a/templates/repo/cloudbrain/trainjob/new.tmpl
+++ b/templates/repo/cloudbrain/trainjob/new.tmpl
@@ -195,20 +195,22 @@
                     <span id="add_run_para" style="margin-left: 0.5rem;cursor:pointer;color: rgba(3, 102, 214, 100);font-size: 14px;line-height: 26px;font-family: SourceHanSansSC-medium;"><i class="plus square outline icon"></i>{{.i18n.Tr "repo.modelarts.train_job.add_run_parameter"}}</span>
                     <input  id="store_run_para" type="hidden" name="run_para_list">
                     <div class="dynamic field" style="margin-top: 1rem;">
-                    {{if ne 0 (len .params)}}
-                        {{range $k ,$v := .params}}
-                            <div class="two fields width85" id="para{{$k}}">
-                                <div class="field">
-                                    <input type="text" name="shipping_first-name" value={{$v.Label}} required>
-                                </div>
-                                <div class="field">
-                                    <input type="text" name="shipping_last-name" value={{$v.Value}} required>
-                                </div>
-                                <span>
-                                    <i class="trash icon"></i>
-                                </span>
+                    {{if .params}}
+                        {{if ne 0 (len .params)}}
+                            {{range $k ,$v := .params}}
+                                <div class="two fields width85" id="para{{$k}}">
+                                    <div class="field">
+                                        <input type="text" name="shipping_first-name" value={{$v.Label}} required>
+                                    </div>
+                                    <div class="field">
+                                        <input type="text" name="shipping_last-name" value={{$v.Value}} required>
+                                    </div>
+                                    <span>
+                                        <i class="trash icon"></i>
+                                    </span>
 
-                            </div>
+                                </div>
+                            {{end}}
                         {{end}}
                     {{end}}
                     </div>
@@ -386,7 +388,7 @@
                     identifier  : 'display_job_name',
                     rules: [
                     {
-                        type: 'regExp[/^[a-zA-Z0-9-_]{1,64}[^-]$/]',
+                        type: 'regExp[/^[a-zA-Z0-9-_]{1,64}[a-zA-Z0-9_]$/]',
                     }
                     ]
                 },