diff --git a/account_ebics/wizard/ebics_xfer.py b/account_ebics/wizard/ebics_xfer.py
index a0bf6e5..e01bdf1 100644
--- a/account_ebics/wizard/ebics_xfer.py
+++ b/account_ebics/wizard/ebics_xfer.py
@@ -518,6 +518,7 @@ class EbicsXfer(models.TransientModel):
         self.ebics_config_id.order_number = next
 
     def _insert_line_terminator(self, data_in, line_len):
+        data_in = data_in.replace(b'\n', b'').replace(b'\r', b'')
         data_out = b''
         max = len(data_in)
         i = 0