diff --git a/Lib/imaplib.py b/Lib/imaplib.py
index 73184396d894a3..920d5b69478842 100644
--- a/Lib/imaplib.py
+++ b/Lib/imaplib.py
@@ -1128,6 +1128,9 @@ def _get_response(self):
                 # Read trailer - possibly containing another literal
 
                 dat = self._get_line()
+                # ignore blank line some servers send after the counted data
+                if dat == b'':
+                    dat = self._get_line()
 
             self._append_untagged(typ, dat)