diff --git a/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/mapper/BahnTimetableMapper.kt b/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/mapper/BahnTimetableMapper.kt
index ec2e32d..55cd41d 100644
--- a/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/mapper/BahnTimetableMapper.kt
+++ b/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/mapper/BahnTimetableMapper.kt
@@ -1,9 +1,9 @@
 package de.twomartens.timetable.bahnApi.mapper
 
 import de.twomartens.timetable.bahnApi.model.db.BahnTimetable
+import de.twomartens.timetable.types.HourAtDay
 import de.twomartens.timetable.types.NonEmptyString
 import org.mapstruct.*
-import java.time.LocalDateTime
 
 @Mapper(
         collectionMappingStrategy = CollectionMappingStrategy.ADDER_PREFERRED,
@@ -15,10 +15,10 @@ interface BahnTimetableMapper {
     @Mapping(target = "created", ignore = true)
     @Mapping(target = "lastModified", ignore = true)
     fun mapToDB(dto: de.twomartens.timetable.bahnApi.model.dto.BahnTimetable,
-                dateTime: LocalDateTime): BahnTimetable {
+                hourAtDay: HourAtDay): BahnTimetable {
         return BahnTimetable(
                 dto.eva,
-                dateTime,
+                hourAtDay,
                 NonEmptyString(dto.station),
                 dto.stops
         )
diff --git a/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/model/db/BahnTimetable.kt b/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/model/db/BahnTimetable.kt
index 9cd0ef2..ad09995 100644
--- a/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/model/db/BahnTimetable.kt
+++ b/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/model/db/BahnTimetable.kt
@@ -2,6 +2,7 @@ package de.twomartens.timetable.bahnApi.model.db
 
 import de.twomartens.timetable.bahnApi.model.Eva
 import de.twomartens.timetable.bahnApi.model.dto.BahnStationStop
+import de.twomartens.timetable.types.HourAtDay
 import de.twomartens.timetable.types.NonEmptyString
 import org.bson.types.ObjectId
 import org.springframework.data.annotation.CreatedDate
@@ -11,13 +12,12 @@ import org.springframework.data.mongodb.core.index.CompoundIndex
 import org.springframework.data.mongodb.core.index.TextIndexed
 import org.springframework.data.mongodb.core.mapping.Document
 import java.time.Instant
-import java.time.LocalDateTime
 
 @Document
 @CompoundIndex(def = "{'eva': 1, 'dateTime': 1}", unique = true)
 data class BahnTimetable(
         var eva: Eva,
-        var dateTime: LocalDateTime,
+        var hourAtDay: HourAtDay,
         @TextIndexed var station: NonEmptyString,
         var stops: List<BahnStationStop>
 ) {
diff --git a/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/service/BahnDatabaseService.kt b/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/service/BahnDatabaseService.kt
index 2f567b6..2d2eebe 100644
--- a/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/service/BahnDatabaseService.kt
+++ b/module-server/src/main/kotlin/de/twomartens/timetable/bahnApi/service/BahnDatabaseService.kt
@@ -24,6 +24,6 @@ class BahnDatabaseService(
     }
 
     fun storeTimetable(timetable: BahnTimetable, hourAtDay: HourAtDay) {
-        bahnTimetableRepository.save(bahnTimetableMapper.mapToDB(timetable, hourAtDay.dateTime))
+        bahnTimetableRepository.save(bahnTimetableMapper.mapToDB(timetable, hourAtDay))
     }
 }
\ No newline at end of file