diff --git a/app/src/main/java/eu/faircode/email/Core.java b/app/src/main/java/eu/faircode/email/Core.java
index 0dddf9ca83..fdeb9fd149 100644
--- a/app/src/main/java/eu/faircode/email/Core.java
+++ b/app/src/main/java/eu/faircode/email/Core.java
@@ -3094,10 +3094,10 @@ class Core {
// Device
StringBuilder sbm = new StringBuilder();
if (!TextUtils.isEmpty(message.subject))
- sbm.append(message.subject).append("
");
+ sbm.append("").append(message.subject).append("").append("
");
if (!TextUtils.isEmpty(message.preview))
- sbm.append("").append(message.preview).append("");
+ sbm.append(message.preview);
NotificationCompat.BigTextStyle bigText = new NotificationCompat.BigTextStyle()
.bigText(HtmlHelper.fromHtml(sbm.toString()));