diff --git a/app/src/main/java/org/tasks/backup/BackupContainer.kt b/app/src/main/java/org/tasks/backup/BackupContainer.kt
index 91622b6fc..b1bbe6889 100644
--- a/app/src/main/java/org/tasks/backup/BackupContainer.kt
+++ b/app/src/main/java/org/tasks/backup/BackupContainer.kt
@@ -14,7 +14,7 @@ class BackupContainer(
         val caldavAccounts: List<CaldavAccount>?,
         val caldavCalendars: List<CaldavCalendar>?,
         val taskListMetadata: List<TaskListMetadata>?,
-        val taskAttachments: List<TaskAttachment>,
+        val taskAttachments: List<TaskAttachment>?,
         val intPrefs: Map<String, Integer>?,
         val longPrefs: Map<String, java.lang.Long>?,
         val stringPrefs: Map<String, String>?,
diff --git a/app/src/main/java/org/tasks/backup/TasksJsonImporter.kt b/app/src/main/java/org/tasks/backup/TasksJsonImporter.kt
index d52067f2d..dd08be348 100644
--- a/app/src/main/java/org/tasks/backup/TasksJsonImporter.kt
+++ b/app/src/main/java/org/tasks/backup/TasksJsonImporter.kt
@@ -119,7 +119,7 @@ class TasksJsonImporter @Inject constructor(
                     taskListMetadataDao.insert(tlm)
                 }
             }
-            backupContainer.taskAttachments.forEach { attachment ->
+            backupContainer.taskAttachments?.forEach { attachment ->
                 if (taskAttachmentDao.getAttachment(attachment.remoteId) == null) {
                     taskAttachmentDao.insert(attachment)
                 }