diff --git a/postorius_ldap_membership_management/management/commands/syncldapmemberships.py b/postorius_ldap_membership_management/management/commands/syncldapmemberships.py
index 9397faf234bd4d7f1eafdf7a882f9d73a499ed86..557c54dbf60a7dfa6342956533bbf9f09f26f8b4 100644
--- a/postorius_ldap_membership_management/management/commands/syncldapmemberships.py
+++ b/postorius_ldap_membership_management/management/commands/syncldapmemberships.py
@@ -48,7 +48,7 @@ class Command(BaseCommand):
 			# set user mail adresses to verified if they match those in ldap
 			user_emails = EmailAddress.objects.filter(user=user)
 			for mail in user_emails:
-				if mail.email == user.email:
+				if mail.email == user.email and not mail.verified:
 					logger.warning("update email.verified on user {} for address {} to True".format(user.username, mail.email))
 					mail.verified = True
 					mail.save()
diff --git a/setup.py b/setup.py
index 2e5fbb660620338e9d01007cf72d6a8fb8e2438e..eb2d6b4233dae79be3af4f03206dbeb7e81402a0 100644
--- a/setup.py
+++ b/setup.py
@@ -1,7 +1,7 @@
 from setuptools import setup, find_packages
 
 setup(name='postorius_ldap_membership_management',
-	version='1.3',
+	version='1.4',
 	description='Sync subscriptions from ldap',
 	url='https://git.cccv.de:infra/uffd/postorius-ldap-membership-management',
 	author='Andreas Valder',