diff --git a/modoboa/extensions/admin/models/alias.py b/modoboa/extensions/admin/models/alias.py
index 62c0d6f5b..64d587b9f 100644
--- a/modoboa/extensions/admin/models/alias.py
+++ b/modoboa/extensions/admin/models/alias.py
@@ -170,6 +170,8 @@ class Alias(AdminObject):
         ext_rcpts = []
         for rcpt in row[3:]:
             rcpt = rcpt.strip()
+            if not rcpt:
+                continue
             localpart, domname = split_mailbox(rcpt)
             try:
                 Domain.objects.get(name=domname)
@@ -177,14 +179,16 @@ class Alias(AdminObject):
                 ext_rcpts += [rcpt]
                 continue
             try:
-                target = Alias.objects.get(domain__name=domname, address=localpart)
+                target = Alias.objects.get(
+                    domain__name=domname, address=localpart
+                )
                 if target.full_address == self.full_address:
                     target = None
             except Alias.DoesNotExist:
                 target = None
             if target is None:
                 try:
-                    target = Mailbox.objects.get(address=localpart, 
+                    target = Mailbox.objects.get(address=localpart,
                                                  domain__name=domname)
                 except Mailbox.DoesNotExist:
                     raise BadRequest(_("Local recipient %s not found" % rcpt))
diff --git a/modoboa/extensions/admin/tests/import_.py b/modoboa/extensions/admin/tests/import_.py
index 7d2c600d7..8c1e6fc24 100644
--- a/modoboa/extensions/admin/tests/import_.py
+++ b/modoboa/extensions/admin/tests/import_.py
@@ -170,3 +170,17 @@ account; sa@test.com; toto; Super; Admin; True; SuperAdmins; superadmin@test.com
         )
         with self.assertRaises(User.DoesNotExist):
             User.objects.get(username="sa@test.com")
+
+    def test_import_alias_with_empty_values(self):
+        f = ContentFile(b"""
+alias;user.alias@test.com;True;user@test.com;;;;;;;;;;;;;;;;
+""", name="identities.csv")
+        self.clt.post(
+            reverse("modoboa.extensions.admin.views.import.import_identities"),
+            {"sourcefile": f, "crypt_password": True,
+             "continue_if_exists": True}
+        )
+        alias = Alias.objects.get(
+            domain__name="test.com", address="user.alias"
+        )
+        self.assertEqual(alias.type, "alias")