diff --git a/Abrechnung/module.php b/Abrechnung/module.php
index c3a0883..15d9a11 100644
--- a/Abrechnung/module.php
+++ b/Abrechnung/module.php
@@ -150,8 +150,8 @@ private function CalculateAllPowerCosts($powerMeters, $tariffs, $from, $to)
             $metersByUser[$userId] = [];
         }
         $metersByUser[$userId][$name] = [
-            'importVar' => $m['var_import'] ?? null,
-            'exportVar' => $m['var_export'] ?? null
+            'importVar' => $m['var_consumption'] ?? null,
+            'exportVar' => $m['var_feed'] ?? null
         ];
 
         // Akkus initialisieren