diff --git a/serializers/jsonapi/DeviceSerializer.ts b/serializers/jsonapi/DeviceSerializer.ts
index 063ad8d388d3ada4de06fee7fb4f3ad9f30ac56b..153556eedc2431b99ef9183a1e74bf3c9f07fb2d 100644
--- a/serializers/jsonapi/DeviceSerializer.ts
+++ b/serializers/jsonapi/DeviceSerializer.ts
@@ -179,7 +179,7 @@ export class DeviceSerializer {
     return result
   }
 
-  convertModelToJsonApiData (device: Device, includeRelationships: boolean): IJsonApiEntityWithOptionalId {
+  convertModelToJsonApiData (device: Device, includeRelationships: boolean = false): IJsonApiEntityWithOptionalId {
     const data: IJsonApiEntityWithOptionalId = {
       type: 'device',
       attributes: {
diff --git a/serializers/jsonapi/PlatformSerializer.ts b/serializers/jsonapi/PlatformSerializer.ts
index 9b7bda72532d8a31131d4c125a1640dbebe9f09d..07b27fde6f0b331836b1898b551a9b3c78b1a4f0 100644
--- a/serializers/jsonapi/PlatformSerializer.ts
+++ b/serializers/jsonapi/PlatformSerializer.ts
@@ -145,7 +145,7 @@ export class PlatformSerializer {
     return result
   }
 
-  convertModelToJsonApiData (platform: Platform, includeRelationships: boolean): IJsonApiEntityWithOptionalId {
+  convertModelToJsonApiData (platform: Platform, includeRelationships: boolean = false): IJsonApiEntityWithOptionalId {
     const data: IJsonApiEntityWithOptionalId = {
       type: 'platform',
       attributes: {