diff --git a/supervisor/api/snapshots.py b/supervisor/api/snapshots.py
index 6e73b946a..3b018c7d5 100644
--- a/supervisor/api/snapshots.py
+++ b/supervisor/api/snapshots.py
@@ -182,11 +182,15 @@ class APISnapshots(CoreSysAttributes):
         """Upload a snapshot file."""
         with TemporaryDirectory(dir=str(self.sys_config.path_tmp)) as temp_dir:
             tar_file = Path(temp_dir, "snapshot.tar")
-
+            reader = await request.multipart()
+            contents = await reader.next()
             try:
                 with tar_file.open("wb") as snapshot:
-                    async for data in request.content.iter_any():
-                        snapshot.write(data)
+                    while True:
+                        chunk = await contents.read_chunk()
+                        if not chunk:
+                            break
+                        snapshot.write(chunk)
 
             except OSError as err:
                 _LOGGER.error("Can't write new snapshot file: %s", err)
@@ -199,6 +203,6 @@ class APISnapshots(CoreSysAttributes):
                 self.sys_snapshots.import_snapshot(tar_file)
             )
 
-            if snapshot:
-                return {ATTR_SLUG: snapshot.slug}
-            return False
+        if snapshot:
+            return {ATTR_SLUG: snapshot.slug}
+        return False