1 files changed, 7 insertions, 3 deletions

diff --git a/client/src/app/core/renderer/html-renderer.service.ts b/client/src/app/core/renderer/html-renderer.service.ts
index 3176cf6a4..418d8603e 100644
--- a/client/src/app/core/renderer/html-renderer.service.ts
+++ b/client/src/app/core/renderer/html-renderer.service.ts
@@ -1,6 +1,6 @@
 import { Injectable } from '@angular/core'
 import { LinkifierService } from './linkifier.service'
-import { SANITIZE_OPTIONS } from '@shared/core-utils/renderer/html'
+import { getCustomMarkupSanitizeOptions, getSanitizeOptions } from '@shared/core-utils/renderer/html'
 
 @Injectable()
 export class HtmlRendererService {
@@ -20,7 +20,7 @@ export class HtmlRendererService {
     })
   }
 
-  async toSafeHtml (text: string) {
+  async toSafeHtml (text: string, additionalAllowedTags: string[] = []) {
     const [ html ] = await Promise.all([
       // Convert possible markdown to html
       this.linkifier.linkify(text),
@@ -28,7 +28,11 @@ export class HtmlRendererService {
       this.loadSanitizeHtml()
     ])
 
-    return this.sanitizeHtml(html, SANITIZE_OPTIONS)
+    const options = additionalAllowedTags.length !== 0
+      ? getCustomMarkupSanitizeOptions(additionalAllowedTags)
+      : getSanitizeOptions()
+
+    return this.sanitizeHtml(html, options)
   }
 
   private async loadSanitizeHtml () {