diff --git a/manta/client.py b/manta/client.py
index 531b2a0..36fb159 100644
--- a/manta/client.py
+++ b/manta/client.py
@@ -407,8 +407,8 @@ def get_object2(self, mpath, path=None, accept="*/*"):
             raise errors.MantaAPIError(res, content)
         if len(content) != int(res["content-length"]):
             raise errors.MantaError("content-length mismatch: expected %d, "
-                                    "got %s" %
-                                    (res["content-length"], content))
+                                    "got %d" % 
+                                    (int(res["content-length"]), len(content)))
         if res.get("content-md5"):
             md5 = hashlib.md5(content)
             content_md5 = base64.b64encode(md5.digest()).decode("utf-8")