diff --git a/partner_firstname/models.py b/partner_firstname/models.py
index 4500e478d..fe2b5aa09 100644
--- a/partner_firstname/models.py
+++ b/partner_firstname/models.py
@@ -146,7 +146,7 @@ class ResPartner(models.Model):
             parts = [name or False, False]
         # Guess name splitting
         else:
-            parts = name.split(" ", 1)
+            parts = name.strip().split(" ", 1)
             while len(parts) < 2:
                 parts.append(False)
         return {"lastname": parts[0], "firstname": parts[1]}