diff --git a/hwe/sammo/Event/Action/RaiseInvader.php b/hwe/sammo/Event/Action/RaiseInvader.php
index fa2fba83..c043a0b9 100644
--- a/hwe/sammo/Event/Action/RaiseInvader.php
+++ b/hwe/sammo/Event/Action/RaiseInvader.php
@@ -67,15 +67,13 @@ class RaiseInvader extends \sammo\Event\Action
 
         foreach ($db->queryAllLists('SELECT capital, nation from nation WHERE capital in %li', $cities) as $row) {
             [$oldCapital, $nation] = $row;
-            $capitalCandidates = $db->queryFirstColumn('SELECT city from city WHERE nation = %i AND city != %i', $nation, $oldCapital);
+            $capitalCandidates = $db->queryFirstColumn('SELECT city from city WHERE nation = %i AND city != %i NOT IN %li', $nation, $oldCapital, $cities);
             if (!$capitalCandidates) {
                 $disabledInvaderCity->add($oldCapital);
                 continue;
             }
             
-            do {
-                $newCapital = $rng->choice($capitalCandidates);
-            } while(in_array($newCapital, $cities));
+            $newCapital = $rng->choice($capitalCandidates);
             
             $db->update('nation', ['capital' => $newCapital], 'nation=%i', $nation);
             $db->update('general', ['city' => $newCapital], 'nation=%i and city=%i', $nation, $oldCapital);