diff --git a/pom.xml b/pom.xml
index 76ca6191..cd1a6a30 100644
--- a/pom.xml
+++ b/pom.xml
@@ -203,17 +203,6 @@
             <artifactId>gt-main</artifactId>
             <version>32.1</version>
         </dependency>
-        <dependency>
-            <groupId>org.mapstruct</groupId>
-            <artifactId>mapstruct</artifactId>
-            <version>1.5.5.Final</version>
-        </dependency>
-        <dependency>
-            <groupId>org.mapstruct</groupId>
-            <artifactId>mapstruct-processor</artifactId>
-            <version>1.5.5.Final</version>
-            <scope>provided</scope>
-        </dependency>
     </dependencies>
 
     <build>
diff --git a/src/main/java/org/entur/lamassu/leader/entityupdater/StationsUpdater.java b/src/main/java/org/entur/lamassu/leader/entityupdater/StationsUpdater.java
index 69184625..e4543e90 100644
--- a/src/main/java/org/entur/lamassu/leader/entityupdater/StationsUpdater.java
+++ b/src/main/java/org/entur/lamassu/leader/entityupdater/StationsUpdater.java
@@ -32,7 +32,6 @@
 import org.entur.lamassu.delta.GBFSEntityDelta;
 import org.entur.lamassu.delta.GBFSFileDelta;
 import org.entur.lamassu.mapper.entitymapper.StationMapper;
-import org.entur.lamassu.mapper.entitymapper.StationMergeMapper;
 import org.entur.lamassu.metrics.MetricsService;
 import org.entur.lamassu.model.entities.Station;
 import org.entur.lamassu.model.provider.FeedProvider;
@@ -71,7 +70,6 @@ public UpdateContext(
   private final EntityCache<Station> stationCache;
   private final StationSpatialIndex spatialIndex;
   private final StationMapper stationMapper;
-  private final StationMergeMapper stationMergeMapper;
   private final MetricsService metricsService;
   private final SpatialIndexIdGeneratorService spatialIndexService;
 
@@ -82,14 +80,12 @@ public StationsUpdater(
     EntityCache<Station> stationCache,
     StationSpatialIndex spatialIndex,
     StationMapper stationMapper,
-    StationMergeMapper stationMergeMapper,
     MetricsService metricsService,
     SpatialIndexIdGeneratorService spatialIndexService
   ) {
     this.stationCache = stationCache;
     this.spatialIndex = spatialIndex;
     this.stationMapper = stationMapper;
-    this.stationMergeMapper = stationMergeMapper;
     this.metricsService = metricsService;
     this.spatialIndexService = spatialIndexService;
   }
@@ -236,6 +232,10 @@ private void processDeltaUpdate(
     }
 
     if (currentStation != null) {
+      context.spatialIndexIdsToRemove.add(
+        spatialIndexService.createStationIndexId(currentStation, context.feedProvider)
+      );
+
       Station mappedStation = stationMapper.mapStation(
         stationInformation,
         entityDelta.entity(),
@@ -243,17 +243,11 @@ private void processDeltaUpdate(
         context.feedProvider.getLanguage()
       );
 
-      context.spatialIndexIdsToRemove.add(
-        spatialIndexService.createStationIndexId(currentStation, context.feedProvider)
-      );
-
-      // Merge the mapped station into the current station
-      stationMergeMapper.updateStation(currentStation, mappedStation);
-      context.addedAndUpdatedStations.put(currentStation.getId(), currentStation);
+      context.addedAndUpdatedStations.put(mappedStation.getId(), mappedStation);
 
       context.spatialIndexUpdateMap.put(
-        spatialIndexService.createStationIndexId(currentStation, context.feedProvider),
-        currentStation
+        spatialIndexService.createStationIndexId(mappedStation, context.feedProvider),
+        mappedStation
       );
     } else {
       logger.debug(
diff --git a/src/main/java/org/entur/lamassu/leader/entityupdater/VehiclesUpdater.java b/src/main/java/org/entur/lamassu/leader/entityupdater/VehiclesUpdater.java
index 82c1d569..60c9f17c 100644
--- a/src/main/java/org/entur/lamassu/leader/entityupdater/VehiclesUpdater.java
+++ b/src/main/java/org/entur/lamassu/leader/entityupdater/VehiclesUpdater.java
@@ -30,7 +30,6 @@
 import org.entur.lamassu.delta.GBFSEntityDelta;
 import org.entur.lamassu.delta.GBFSFileDelta;
 import org.entur.lamassu.mapper.entitymapper.VehicleMapper;
-import org.entur.lamassu.mapper.entitymapper.VehicleMergeMapper;
 import org.entur.lamassu.metrics.MetricsService;
 import org.entur.lamassu.model.entities.Vehicle;
 import org.entur.lamassu.model.provider.FeedProvider;
@@ -61,7 +60,6 @@ public UpdateContext(FeedProvider feedProvider) {
   private final EntityCache<Vehicle> vehicleCache;
   private final VehicleSpatialIndex spatialIndex;
   private final VehicleMapper vehicleMapper;
-  private final VehicleMergeMapper vehicleMergeMapper;
   private final Logger logger = LoggerFactory.getLogger(this.getClass());
   private final MetricsService metricsService;
   private final SpatialIndexIdGeneratorService spatialIndexService;
@@ -72,7 +70,6 @@ public VehiclesUpdater(
     EntityCache<Vehicle> vehicleCache,
     VehicleSpatialIndex spatialIndex,
     VehicleMapper vehicleMapper,
-    VehicleMergeMapper vehicleMergeMapper,
     MetricsService metricsService,
     SpatialIndexIdGeneratorService spatialIndexService,
     VehicleFilter vehicleFilter
@@ -80,7 +77,6 @@ public VehiclesUpdater(
     this.vehicleCache = vehicleCache;
     this.spatialIndex = spatialIndex;
     this.vehicleMapper = vehicleMapper;
-    this.vehicleMergeMapper = vehicleMergeMapper;
     this.metricsService = metricsService;
     this.spatialIndexService = spatialIndexService;
     this.vehicleFilter = vehicleFilter;
@@ -180,21 +176,20 @@ private void processDeltaUpdate(
     Vehicle currentVehicle = vehicleCache.get(entityDelta.entityId());
 
     if (currentVehicle != null) {
+      context.spatialIndexIdsToRemove.add(
+        spatialIndexService.createVehicleIndexId(currentVehicle, context.feedProvider)
+      );
+
       Vehicle mappedVehicle = vehicleMapper.mapVehicle(
         entityDelta.entity(),
         context.feedProvider.getSystemId()
       );
 
-      context.spatialIndexIdsToRemove.add(
-        spatialIndexService.createVehicleIndexId(currentVehicle, context.feedProvider)
-      );
-
-      vehicleMergeMapper.updateVehicle(currentVehicle, mappedVehicle);
-      context.addedAndUpdatedVehicles.put(currentVehicle.getId(), currentVehicle);
+      context.addedAndUpdatedVehicles.put(mappedVehicle.getId(), mappedVehicle);
 
       context.spatialIndexUpdateMap.put(
-        spatialIndexService.createVehicleIndexId(currentVehicle, context.feedProvider),
-        currentVehicle
+        spatialIndexService.createVehicleIndexId(mappedVehicle, context.feedProvider),
+        mappedVehicle
       );
     } else {
       logger.debug(
diff --git a/src/main/java/org/entur/lamassu/mapper/entitymapper/StationMergeMapper.java b/src/main/java/org/entur/lamassu/mapper/entitymapper/StationMergeMapper.java
deleted file mode 100644
index c5007820..00000000
--- a/src/main/java/org/entur/lamassu/mapper/entitymapper/StationMergeMapper.java
+++ /dev/null
@@ -1,19 +0,0 @@
-package org.entur.lamassu.mapper.entitymapper;
-
-import org.entur.lamassu.model.entities.Station;
-import org.mapstruct.CollectionMappingStrategy;
-import org.mapstruct.Mapper;
-import org.mapstruct.MappingTarget;
-import org.mapstruct.NullValuePropertyMappingStrategy;
-
-@Mapper(
-  componentModel = "spring",
-  nullValuePropertyMappingStrategy = NullValuePropertyMappingStrategy.SET_TO_NULL,
-  collectionMappingStrategy = CollectionMappingStrategy.TARGET_IMMUTABLE
-)
-public interface StationMergeMapper {
-  /**
-   * Updates an existing Station with values from the source Station.
-   */
-  void updateStation(@MappingTarget Station target, Station source);
-}
diff --git a/src/main/java/org/entur/lamassu/mapper/entitymapper/VehicleMergeMapper.java b/src/main/java/org/entur/lamassu/mapper/entitymapper/VehicleMergeMapper.java
deleted file mode 100644
index 97de42ee..00000000
--- a/src/main/java/org/entur/lamassu/mapper/entitymapper/VehicleMergeMapper.java
+++ /dev/null
@@ -1,19 +0,0 @@
-package org.entur.lamassu.mapper.entitymapper;
-
-import org.entur.lamassu.model.entities.Vehicle;
-import org.mapstruct.CollectionMappingStrategy;
-import org.mapstruct.Mapper;
-import org.mapstruct.MappingTarget;
-import org.mapstruct.NullValuePropertyMappingStrategy;
-
-@Mapper(
-  componentModel = "spring",
-  nullValuePropertyMappingStrategy = NullValuePropertyMappingStrategy.SET_TO_NULL,
-  collectionMappingStrategy = CollectionMappingStrategy.TARGET_IMMUTABLE
-)
-public interface VehicleMergeMapper {
-  /**
-   * Updates an existing Vehicle with values from the source Vehicle.
-   */
-  void updateVehicle(@MappingTarget Vehicle target, Vehicle source);
-}
diff --git a/src/test/java/org/entur/lamassu/leader/entityupdater/StationsUpdaterTest.java b/src/test/java/org/entur/lamassu/leader/entityupdater/StationsUpdaterTest.java
index f6864e72..a57f6bc8 100644
--- a/src/test/java/org/entur/lamassu/leader/entityupdater/StationsUpdaterTest.java
+++ b/src/test/java/org/entur/lamassu/leader/entityupdater/StationsUpdaterTest.java
@@ -21,8 +21,6 @@
 import org.entur.lamassu.delta.GBFSFileDelta;
 import org.entur.lamassu.mapper.entitymapper.RentalUrisMapper;
 import org.entur.lamassu.mapper.entitymapper.StationMapper;
-import org.entur.lamassu.mapper.entitymapper.StationMergeMapper;
-import org.entur.lamassu.mapper.entitymapper.StationMergeMapperImpl;
 import org.entur.lamassu.mapper.entitymapper.TranslationMapper;
 import org.entur.lamassu.metrics.MetricsService;
 import org.entur.lamassu.model.entities.FormFactor;
@@ -60,7 +58,6 @@ class StationsUpdaterTest {
   private EntityCache<VehicleType> vehicleTypeCache;
 
   private StationMapper stationMapper;
-  private StationMergeMapper stationMergeMapper;
   private SpatialIndexIdGeneratorService spatialIndexIdGeneratorService;
   private StationsUpdater stationsUpdater;
 
@@ -70,7 +67,6 @@ void setUp() {
     TranslationMapper translationMapper = new TranslationMapper();
     RentalUrisMapper rentalUrisMapper = new RentalUrisMapper();
     stationMapper = new StationMapper(translationMapper, rentalUrisMapper);
-    stationMergeMapper = new StationMergeMapperImpl();
 
     spatialIndexIdGeneratorService = new SpatialIndexIdGeneratorService(vehicleTypeCache);
     stationsUpdater =
@@ -78,7 +74,6 @@ void setUp() {
         stationCache,
         spatialIndex,
         stationMapper,
-        stationMergeMapper,
         metricsService,
         spatialIndexIdGeneratorService
       );
@@ -399,7 +394,6 @@ void shouldRemoveExistingStationsWhenBaseIsNull() {
         stationCache,
         spatialIndex,
         stationMapper,
-        stationMergeMapper,
         metricsService,
         spatialIndexIdGeneratorService
       );
diff --git a/src/test/java/org/entur/lamassu/leader/entityupdater/VehiclesUpdaterTest.java b/src/test/java/org/entur/lamassu/leader/entityupdater/VehiclesUpdaterTest.java
index 84de1ef7..ebd1c78f 100644
--- a/src/test/java/org/entur/lamassu/leader/entityupdater/VehiclesUpdaterTest.java
+++ b/src/test/java/org/entur/lamassu/leader/entityupdater/VehiclesUpdaterTest.java
@@ -19,8 +19,6 @@
 import org.entur.lamassu.delta.GBFSFileDelta;
 import org.entur.lamassu.mapper.entitymapper.RentalUrisMapper;
 import org.entur.lamassu.mapper.entitymapper.VehicleMapper;
-import org.entur.lamassu.mapper.entitymapper.VehicleMergeMapper;
-import org.entur.lamassu.mapper.entitymapper.VehicleMergeMapperImpl;
 import org.entur.lamassu.metrics.MetricsService;
 import org.entur.lamassu.model.entities.FormFactor;
 import org.entur.lamassu.model.entities.PropulsionType;
@@ -54,7 +52,6 @@ class VehiclesUpdaterTest {
   private VehicleFilter vehicleFilter;
 
   private VehicleMapper vehicleMapper;
-  private VehicleMergeMapper vehicleMergeMapper;
   private SpatialIndexIdGeneratorService spatialIndexIdGeneratorService;
   private VehiclesUpdater vehiclesUpdater;
 
@@ -63,7 +60,6 @@ void setUp() {
     // Initialize real mappers
     RentalUrisMapper rentalUrisMapper = new RentalUrisMapper();
     vehicleMapper = new VehicleMapper(rentalUrisMapper);
-    vehicleMergeMapper = new VehicleMergeMapperImpl();
 
     // Initialize real services
     spatialIndexIdGeneratorService = new SpatialIndexIdGeneratorService(vehicleTypeCache);
@@ -73,7 +69,6 @@ void setUp() {
         vehicleCache,
         spatialIndex,
         vehicleMapper,
-        vehicleMergeMapper,
         metricsService,
         spatialIndexIdGeneratorService,
         vehicleFilter