diff --git a/homeassistant/components/azure_storage/backup.py b/homeassistant/components/azure_storage/backup.py
index 4d897126d3d..4a9254213dc 100644
--- a/homeassistant/components/azure_storage/backup.py
+++ b/homeassistant/components/azure_storage/backup.py
@@ -175,7 +175,8 @@ class AzureStorageBackupAgent(BackupAgent):
         """Find a blob by backup id."""
         async for blob in self._client.list_blobs(include="metadata"):
             if (
-                backup_id == blob.metadata.get("backup_id", "")
+                blob.metadata is not None
+                and backup_id == blob.metadata.get("backup_id", "")
                 and blob.metadata.get("metadata_version") == METADATA_VERSION
             ):
                 return blob