diff --git a/src/main/java/info/peper/vz/rest/VzRestController.java b/src/main/java/info/peper/vz/rest/VzRestController.java
index f4ea621..31cd1b8 100644
--- a/src/main/java/info/peper/vz/rest/VzRestController.java
+++ b/src/main/java/info/peper/vz/rest/VzRestController.java
@@ -91,7 +91,7 @@ class VzRestController {
 		
 		final NumberFormat formatCurrency = new DecimalFormat("#,##0.00", new DecimalFormatSymbols(Locale.GERMAN));
 		final NumberFormat formatPercent = new DecimalFormat("#,##0.00", new DecimalFormatSymbols(Locale.GERMAN));
-		final NumberFormat formatEnergy = new DecimalFormat("#,##0", new DecimalFormatSymbols(Locale.GERMAN));
+		final NumberFormat formatEnergy = new DecimalFormat("#,##0.00", new DecimalFormatSymbols(Locale.GERMAN));
 		final List<EnergyPrice> prices = this.getPrices(timestampStart, timestampEnd, houseId);
 		
 		float savedMoney = 0;