diff --git a/scripts/update_payload/payload.py b/scripts/update_payload/payload.py
index 5fd47c1..e8f0f7e 100644
--- a/scripts/update_payload/payload.py
+++ b/scripts/update_payload/payload.py
@@ -141,6 +141,7 @@
     self.metadata_signature = None
     self.payload_signature = None
     self.metadata_size = None
+    self.Init()
 
   @property
   def is_incremental(self):
@@ -223,7 +224,7 @@
       correctly.
     """
     if self.is_init:
-      raise PayloadError('payload object already initialized')
+      return
 
     self.manifest_hasher = hashlib.sha256()