diff --git a/src/main/java/de/ph87/data/series/Alignment.java b/src/main/java/de/ph87/data/series/Alignment.java
index 3df0d25..91653e2 100644
--- a/src/main/java/de/ph87/data/series/Alignment.java
+++ b/src/main/java/de/ph87/data/series/Alignment.java
@@ -8,11 +8,11 @@ import java.util.function.*;
 
 public enum Alignment {
   FIVE(t -> t.truncatedTo(ChronoUnit.MINUTES).minusMinutes(t.getMinute() % 5), (t, a) -> t.plusMinutes(5 * a)),
-  HOUR(t -> t.truncatedTo(ChronoUnit.HOURS).minusMinutes(t.getMinute() % 5), ZonedDateTime::plusHours),
+  HOUR(t -> t.truncatedTo(ChronoUnit.HOURS), ZonedDateTime::plusHours),
   DAY(t -> t.truncatedTo(ChronoUnit.DAYS), ZonedDateTime::plusDays),
-  WEEK(t -> t.truncatedTo(ChronoUnit.DAYS).minusWeeks(t.getDayOfWeek().getValue() - 1), ZonedDateTime::plusWeeks),
-  MONTH(t -> t.truncatedTo(ChronoUnit.DAYS).minusMonths(t.getDayOfMonth() - 1), ZonedDateTime::plusMonths),
-  YEAR(t -> t.truncatedTo(ChronoUnit.DAYS).minusYears(t.getDayOfYear() - 1), ZonedDateTime::plusYears),
+  WEEK(t -> t.truncatedTo(ChronoUnit.DAYS).minusDays(t.getDayOfWeek().getValue() - 1), ZonedDateTime::plusWeeks),
+  MONTH(t -> t.truncatedTo(ChronoUnit.DAYS).minusDays(t.getDayOfMonth() - 1), ZonedDateTime::plusMonths),
+  YEAR(t -> t.truncatedTo(ChronoUnit.DAYS).minusDays(t.getDayOfYear() - 1), ZonedDateTime::plusYears),
   ;
 
   @NonNull