diff --git a/app/Http/Livewire/Meetup/PrepareForBtcMapItem.php b/app/Http/Livewire/Meetup/PrepareForBtcMapItem.php
index 1777c206..deb25142 100644
--- a/app/Http/Livewire/Meetup/PrepareForBtcMapItem.php
+++ b/app/Http/Livewire/Meetup/PrepareForBtcMapItem.php
@@ -107,7 +107,7 @@ class PrepareForBtcMapItem extends Component
                                                                           ->get('trimmed_'.$this->selectedItem['osm_id'].'.json')),
             false, 512, JSON_THROW_ON_ERROR);
         $this->meetup->city->population = 0;
-        $this->meetup->city->population_date = date('Y');
+        $this->meetup->city->population_date = '2021-12-31';
         $this->meetup->city->save();
 
         return to_route('osm.meetups.item', ['meetup' => $this->meetup]);