diff --git a/app/src/main/java/io/heckel/ntfy/service/SubscriberService.kt b/app/src/main/java/io/heckel/ntfy/service/SubscriberService.kt
index 7d6355f..103ff1c 100644
--- a/app/src/main/java/io/heckel/ntfy/service/SubscriberService.kt
+++ b/app/src/main/java/io/heckel/ntfy/service/SubscriberService.kt
@@ -297,6 +297,7 @@ class SubscriberService : Service() {
             .setContentIntent(pendingIntent)
             .setSound(null)
             .setShowWhen(false) // Don't show date/time
+            .setOngoing(true) // Starting SDK 33 / Android 13, foreground notifications can be swiped away
             .setGroup(NOTIFICATION_GROUP_ID) // Do not group with other notifications
             .build()
     }
diff --git a/fastlane/metadata/android/en-US/changelog/29.txt b/fastlane/metadata/android/en-US/changelog/29.txt
index 3bb7643..805d904 100644
--- a/fastlane/metadata/android/en-US/changelog/29.txt
+++ b/fastlane/metadata/android/en-US/changelog/29.txt
@@ -5,6 +5,7 @@ Bug fixes + maintenance:
 * Upgrade Android dependencies and build toolchain to SDK 33 (no ticket)
 * Simplify F-Droid build: Disable tasks for Google Services (#516, thanks to @markosopcic)
 * Android 13: Ask for permission to post notifications (#508)
+* Android 13: Do not allow swiping away the foreground notification (#521, thanks to @alexhorner for reporting)
 * Remove timestamp when copying message text (#471, thanks to @wunter8)
 * Fix auto-delete if some icons do not exist anymore (#506)
 * Fix notification icon color (#480, thanks to @s-h-a-r-d for reporting)