diff --git a/app/src/main/java/io/heckel/ntfy/msg/NotificationService.kt b/app/src/main/java/io/heckel/ntfy/msg/NotificationService.kt
index f49d426..a2adb41 100644
--- a/app/src/main/java/io/heckel/ntfy/msg/NotificationService.kt
+++ b/app/src/main/java/io/heckel/ntfy/msg/NotificationService.kt
@@ -364,7 +364,7 @@ class NotificationService(val context: Context) {
         }
         return TaskStackBuilder.create(context).run {
             addNextIntentWithParentStack(intent) // Add the intent, which inflates the back stack
-            getPendingIntent(0, PendingIntent.FLAG_UPDATE_CURRENT or PendingIntent.FLAG_IMMUTABLE) // Get the PendingIntent containing the entire back stack
+            getPendingIntent(Random().nextInt(), PendingIntent.FLAG_UPDATE_CURRENT or PendingIntent.FLAG_IMMUTABLE) // Get the PendingIntent containing the entire back stack
         }
     }
 
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 ef5587c..805d904 100644
--- a/fastlane/metadata/android/en-US/changelog/29.txt
+++ b/fastlane/metadata/android/en-US/changelog/29.txt
@@ -5,11 +5,13 @@ 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)
 * Fix topics do not re-subscribe to Firebase after restoring from backup (#511)
 * Fix crashes from large images (#474, thanks to @daedric7 for reporting)
+* Fix notification click opens wrong subscription (#261, thanks to @SMAW for reporting)
 * Add donate button (no ticket)
 
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