diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/utils/managers/NotificationChannelsManager.kt b/app/src/main/java/pl/szczodrzynski/edziennik/utils/managers/NotificationChannelsManager.kt
index 1cc4ac72..5989a35b 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/utils/managers/NotificationChannelsManager.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/utils/managers/NotificationChannelsManager.kt
@@ -51,6 +51,8 @@ class NotificationChannelsManager(val c: Context) {
         }
 
         for (key in toDelete) {
+            if (key.contains("chucker"))
+                continue
             manager.deleteNotificationChannel(key)
         }
     }