X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/98db65de63c9e2acfeae6636ccc619171635bda0..08078f621c8dbc1ecbd6e030bb0fac848cb6a01c:/services/fuse/arvados_fuse/unmount.py

diff --git a/services/fuse/arvados_fuse/unmount.py b/services/fuse/arvados_fuse/unmount.py
index dbfea1f904..12d047a8f3 100644
--- a/services/fuse/arvados_fuse/unmount.py
+++ b/services/fuse/arvados_fuse/unmount.py
@@ -159,7 +159,7 @@ def unmount(path, subtype=None, timeout=10, recursive=False):
         if attempted:
             # Report buffered stderr from previous call to fusermount,
             # now that we know it didn't succeed.
-            sys.stderr.write(fusermount_output)
+            sys.stderr.buffer.write(fusermount_output)
 
             delay = 1
             if deadline: