diff --git a/lib/Lacuna/DB/Result/Building.pm b/lib/Lacuna/DB/Result/Building.pm
index 20e9f976..f4a2b9fd 100644
--- a/lib/Lacuna/DB/Result/Building.pm
+++ b/lib/Lacuna/DB/Result/Building.pm
@@ -1031,7 +1031,7 @@ sub spend_efficiency {
         'Lacuna::DB::Result::Building::Permanent::MetalJunkArches' => 'Lacuna::DB::Result::Building::Permanent::MetalJunkArches',
         'Lacuna::DB::Result::Building::Permanent::JunkHengeSculpture' => 'Lacuna::DB::Result::Building::Permanent::JunkHengeSculpture',
         'Lacuna::DB::Result::Building::Permanent::SpaceJunkPark' => 'Lacuna::DB::Result::Building::Permanent::SpaceJunkPark',
-        'Lacuna::DB::Result::Building::Water::AtmosphericEvaporator' => 'Lacuna::DB::Result::Building::AtmosphericEvaporator',
+        'Lacuna::DB::Result::Building::Water::AtmosphericEvaporator' => 'Lacuna::DB::Result::Building::Water::AtmosphericEvaporator',
         'Lacuna::DB::Result::Building::SAW' => 'Lacuna::DB::Result::Building::SAW',
     });
 }