diff --git a/ipalib/plugins/sudorule.py b/ipalib/plugins/sudorule.py
index 9c2e7c51e..04ca97eff 100644
--- a/ipalib/plugins/sudorule.py
+++ b/ipalib/plugins/sudorule.py
@@ -310,10 +310,11 @@ class sudorule(LDAPObject):
     )
 
     def check_order_uniqueness(self, *keys, **options):
-        if 'sudoorder' in options:
+        if options.get('sudoorder') is not None:
             entries = self.methods.find(
                 sudoorder=options['sudoorder']
             )['result']
+
             if len(entries) > 0:
                 rule_name = entries[0]['cn'][0]
                 raise errors.ValidationError(
diff --git a/ipatests/test_xmlrpc/test_sudorule_plugin.py b/ipatests/test_xmlrpc/test_sudorule_plugin.py
index 7dc3cb1e4..052578666 100644
--- a/ipatests/test_xmlrpc/test_sudorule_plugin.py
+++ b/ipatests/test_xmlrpc/test_sudorule_plugin.py
@@ -769,6 +769,10 @@ class test_sudorule(XMLRPC_test):
         with assert_raises(errors.ValidationError):
             api.Command['sudorule_mod'](self.rule_name, sudoorder=0)
 
+        # Try unsetting sudoorder from both rules
+        api.Command['sudorule_mod'](self.rule_name, sudoorder=None)
+        api.Command['sudorule_mod'](self.rule_name2, sudoorder=None)
+
 
     def test_m_sudorule_del(self):
         """