diff --git a/models/shipcloud_delivery_carrier.py b/models/shipcloud_delivery_carrier.py
index 36d29e8..d062df9 100644
--- a/models/shipcloud_delivery_carrier.py
+++ b/models/shipcloud_delivery_carrier.py
@@ -1,3 +1,4 @@
+from six import string_types
 from openerp import api, fields, models
 import logging
 from openerp.exceptions import Warning
@@ -64,6 +65,11 @@ def build_sc_addr(partner):
     if 'phone' in addr and len(addr['phone']) > 15:
         addr['phone'] = ''.join(c for c in addr['phone'] if c.isdigit())
 
+    # strip all leading or trailing spaces, see SYS#5414
+    for k in addr:
+        if isinstance(addr[k], string_types):
+            addr[k] = addr[k].strip()
+
     return addr
 
 class SCDeliveryCarrier(models.Model):