diff --git a/components/upload/demo/avatar.ts b/components/upload/demo/avatar.ts
index 03774204f6..819dd603d8 100644
--- a/components/upload/demo/avatar.ts
+++ b/components/upload/demo/avatar.ts
@@ -15,7 +15,7 @@ import { Observable, Observer } from 'rxjs';
(nzChange)="handleChange($event)"
>
-
+
Upload
diff --git a/components/upload/demo/basic.ts b/components/upload/demo/basic.ts
index 3eb46184ed..63374cb356 100644
--- a/components/upload/demo/basic.ts
+++ b/components/upload/demo/basic.ts
@@ -4,7 +4,7 @@ import { Component } from '@angular/core';
selector: 'nz-demo-upload-basic',
template: `
-
+
`
})
diff --git a/components/upload/demo/custom-request.ts b/components/upload/demo/custom-request.ts
index 5687ee09a6..4f697e68d1 100644
--- a/components/upload/demo/custom-request.ts
+++ b/components/upload/demo/custom-request.ts
@@ -7,7 +7,7 @@ import { forkJoin } from 'rxjs';
selector: 'nz-demo-upload-custom-request',
template: `
-
+
`
})
diff --git a/components/upload/demo/directory.ts b/components/upload/demo/directory.ts
index 7d5bd48964..912be49df5 100644
--- a/components/upload/demo/directory.ts
+++ b/components/upload/demo/directory.ts
@@ -4,7 +4,7 @@ import { Component } from '@angular/core';
selector: 'nz-demo-upload-directory',
template: `
-
+
`
})
diff --git a/components/upload/demo/drag.ts b/components/upload/demo/drag.ts
index dd3af0e5a9..34d70b2e23 100644
--- a/components/upload/demo/drag.ts
+++ b/components/upload/demo/drag.ts
@@ -12,7 +12,7 @@ import { NzMessageService } from 'ng-zorro-antd';
(nzChange)="handleChange($event)"
>
-
+
Click or drag file to this area to upload
diff --git a/components/upload/demo/file-list.ts b/components/upload/demo/file-list.ts
index 37e4fe1a7b..23b9898701 100644
--- a/components/upload/demo/file-list.ts
+++ b/components/upload/demo/file-list.ts
@@ -4,7 +4,7 @@ import { Component } from '@angular/core';
selector: 'nz-demo-upload-file-list',
template: `
-
+
`
})
diff --git a/components/upload/demo/filter.ts b/components/upload/demo/filter.ts
index 68e209eecd..c94e651d7d 100644
--- a/components/upload/demo/filter.ts
+++ b/components/upload/demo/filter.ts
@@ -13,7 +13,7 @@ import { Observable, Observer } from 'rxjs';
[nzFilter]="filters"
(nzChange)="handleChange($event)"
>
-
+
`
})
diff --git a/components/upload/demo/manually.ts b/components/upload/demo/manually.ts
index 2f31131d95..1253c12de0 100644
--- a/components/upload/demo/manually.ts
+++ b/components/upload/demo/manually.ts
@@ -7,7 +7,7 @@ import { filter } from 'rxjs/operators';
selector: 'nz-demo-upload-manually',
template: `
-
+