diff --git a/web/projects/setup-wizard/src/app/pages/success.page.ts b/web/projects/setup-wizard/src/app/pages/success.page.ts
index e83e756b6..11b311cb4 100644
--- a/web/projects/setup-wizard/src/app/pages/success.page.ts
+++ b/web/projects/setup-wizard/src/app/pages/success.page.ts
@@ -215,9 +215,7 @@ export default class SuccessPage implements AfterViewInit {
       .getElementById('cert')
       ?.setAttribute(
         'href',
-        URL.createObjectURL(
-          new Blob([this.result!.rootCa], { type: 'application/octet-stream' }),
-        ),
+        `data:application/x-x509-ca-cert;base64,${this.result!.rootCa}`,
       )
 
     const html = this.documentation?.nativeElement.innerHTML || ''