diff --git a/imglambda/originrequest/index.py b/imglambda/originrequest/index.py
index 9e2d1cf..d61281b 100644
--- a/imglambda/originrequest/index.py
+++ b/imglambda/originrequest/index.py
@@ -933,6 +933,7 @@ def external_process_resize(
         image: ResizeRequestImageData | ResizeRequestImageSource = {
             'bucket': self.original_bucket,
             'key': key,
+            'version': res['VersionId'],
         }
       else:
         image = {'base64': base64.b64encode(res['Body'].read()).decode()}
diff --git a/imglambda/typing.py b/imglambda/typing.py
index 8b76388..8f377eb 100644
--- a/imglambda/typing.py
+++ b/imglambda/typing.py
@@ -18,6 +18,7 @@ class ResizeResponsePayload(TypedDict):
 class ResizeRequestImageSource(TypedDict):
   bucket: str
   key: str
+  version: str
 
 
 class ResizeRequestImageData(TypedDict):