diff --git a/library/ceph_volume.py b/library/ceph_volume.py
index 378f7a9d6..4d45551c3 100644
--- a/library/ceph_volume.py
+++ b/library/ceph_volume.py
@@ -630,8 +630,8 @@ def run_module():
         end=str(endd),
         delta=str(delta),
         rc=rc,
-        stdout=out.rstrip(b'\r\n'),
-        stderr=err.rstrip(b'\r\n'),
+        stdout=out.rstrip('\r\n'),
+        stderr=err.rstrip('\r\n'),
         changed=changed,
     )