diff --git a/app/s3_api.py b/app/s3_api.py
index 12a72d1..a237195 100644
--- a/app/s3_api.py
+++ b/app/s3_api.py
@@ -999,7 +999,8 @@ def _apply_object_headers(
     etag: str,
 ) -> None:
     if file_stat is not None:
-        response.headers["Content-Length"] = str(file_stat.st_size)
+        if response.status_code != 206:
+            response.headers["Content-Length"] = str(file_stat.st_size)
         response.headers["Last-Modified"] = http_date(file_stat.st_mtime)
     response.headers["ETag"] = f'"{etag}"'
     response.headers["Accept-Ranges"] = "bytes"
diff --git a/app/version.py b/app/version.py
index e4ed325..f5bfa82 100644
--- a/app/version.py
+++ b/app/version.py
@@ -1,6 +1,6 @@
 from __future__ import annotations
 
-APP_VERSION = "0.2.6"
+APP_VERSION = "0.2.7"
 
 
 def get_version() -> str: