X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/9bf790498c20c9f8ab9bffbf9c8e5311864bd91e..ed56c26720184ca3d07f452faf014e177f1a2c2f:/sdk/python/arvados/arvfile.py

diff --git a/sdk/python/arvados/arvfile.py b/sdk/python/arvados/arvfile.py
index 2fc9c73afe..9ba43490e7 100644
--- a/sdk/python/arvados/arvfile.py
+++ b/sdk/python/arvados/arvfile.py
@@ -680,7 +680,7 @@ class _BlockManager(object):
             new_bb.append(bb.buffer_view[0:bb.write_pointer].tobytes())
             files.append((bb, new_bb.write_pointer - bb.size()))
 
-        self.commit_bufferblock(new_bb, sync=sync)
+        self.commit_bufferblock(new_bb, sync=True)
 
         for bb, new_bb_segment_offset in files:
             newsegs = bb.owner.segments()