diff --git a/00-backend/src/main/java/de/htwsaar/webshop/util/TimeUtil.java b/00-backend/src/main/java/de/htwsaar/webshop/util/TimeUtil.java
index f9fd439..0cc9549 100644
--- a/00-backend/src/main/java/de/htwsaar/webshop/util/TimeUtil.java
+++ b/00-backend/src/main/java/de/htwsaar/webshop/util/TimeUtil.java
@@ -46,7 +46,7 @@ public class TimeUtil {
     }
 
     public static long nowMonthsAgo(long months) {
-        return LocalDateTime.now().minusMonths(months).atZone(ZoneId.systemDefault()).toEpochSecond();
+        return LocalDateTime.now().minusMonths(months).atZone(ZoneId.systemDefault()).toInstant().toEpochMilli();
     }
 
     public static long monthLength(long epoch) {