diff --git a/netbox/ipam/models/vlans.py b/netbox/ipam/models/vlans.py
index 8ebefe083..0288daf2e 100644
--- a/netbox/ipam/models/vlans.py
+++ b/netbox/ipam/models/vlans.py
@@ -291,7 +291,7 @@ class VLAN(PrimaryModel):
             if self.site not in self.group.scope.sites.all():
                 raise ValidationError(
                     _(
-                        "VLAN is assigned to group {group} (scope: {scope}); cannot also assign to site {site}."
+                        "The assigned site {site} is not a member of the assigned group {group} (scope: {scope})."
                     ).format(group=self.group, scope=self.group.scope, site=self.site)
                 )
 
diff --git a/netbox/ipam/tests/test_models.py b/netbox/ipam/tests/test_models.py
index 7996636ad..e8cd11a87 100644
--- a/netbox/ipam/tests/test_models.py
+++ b/netbox/ipam/tests/test_models.py
@@ -691,7 +691,7 @@ class TestVLAN(TestCase):
             site=sites[0],
         )
 
-        # VLAN Group 0 and 1 should be valid
+        # VLAN Group 1 and 2 should be valid
         vlan.full_clean()
         vlan.group = vlangroups[1]
         vlan.full_clean()