diff --git a/hideout-core/src/main/kotlin/dev/usbharu/hideout/core/application/domainevent/subscribers/RegisterLocalUserSetHomeTimelineSubscriber.kt b/hideout-core/src/main/kotlin/dev/usbharu/hideout/core/application/domainevent/subscribers/RegisterLocalUserSetHomeTimelineSubscriber.kt
index 48620f34..e6780dbf 100644
--- a/hideout-core/src/main/kotlin/dev/usbharu/hideout/core/application/domainevent/subscribers/RegisterLocalUserSetHomeTimelineSubscriber.kt
+++ b/hideout-core/src/main/kotlin/dev/usbharu/hideout/core/application/domainevent/subscribers/RegisterLocalUserSetHomeTimelineSubscriber.kt
@@ -7,11 +7,10 @@ import org.springframework.stereotype.Component
 
 @Component
 class RegisterLocalUserSetHomeTimelineSubscriber(
-    domainEventSubscriber: DomainEventSubscriber,
+    private val domainEventSubscriber: DomainEventSubscriber,
     private val userRegisterHomeTimelineApplicationService: UserRegisterHomeTimelineApplicationService
-) :
-    Subscriber {
-    init {
+) : Subscriber {
+    override fun init() {
         domainEventSubscriber.subscribe<UserDetailEventBody>(UserDetailEvent.CREATE.eventName) {
             userRegisterHomeTimelineApplicationService.execute(
                 RegisterHomeTimeline(it.body.getUserDetail().id),
@@ -19,4 +18,5 @@ class RegisterLocalUserSetHomeTimelineSubscriber(
             )
         }
     }
+
 }
diff --git a/hideout-core/src/main/kotlin/dev/usbharu/hideout/core/application/domainevent/subscribers/RegisterTimelineSetTimelineStoreSubscriber.kt b/hideout-core/src/main/kotlin/dev/usbharu/hideout/core/application/domainevent/subscribers/RegisterTimelineSetTimelineStoreSubscriber.kt
index 246795c6..2b8ec1cb 100644
--- a/hideout-core/src/main/kotlin/dev/usbharu/hideout/core/application/domainevent/subscribers/RegisterTimelineSetTimelineStoreSubscriber.kt
+++ b/hideout-core/src/main/kotlin/dev/usbharu/hideout/core/application/domainevent/subscribers/RegisterTimelineSetTimelineStoreSubscriber.kt
@@ -9,11 +9,11 @@ import org.springframework.stereotype.Component
 
 @Component
 class RegisterTimelineSetTimelineStoreSubscriber(
-    domainEventSubscriber: DomainEventSubscriber,
+    private val domainEventSubscriber: DomainEventSubscriber,
     private val setTimelineToTimelineStoreApplicationService: SetTimelineToTimelineStoreApplicationService
-) :
-    Subscriber {
-    init {
+) : Subscriber {
+
+    override fun init() {
         domainEventSubscriber.subscribe<TimelineEventBody>(TimelineEvent.CREATE.eventName) {
             setTimelineToTimelineStoreApplicationService.execute(SetTimleineStore(it.body.getTimelineId()), Anonymous)
         }
diff --git a/hideout-core/src/main/kotlin/dev/usbharu/hideout/core/application/domainevent/subscribers/TimelinePostCreateSubscriber.kt b/hideout-core/src/main/kotlin/dev/usbharu/hideout/core/application/domainevent/subscribers/TimelinePostCreateSubscriber.kt
index 4f407e99..663367b2 100644
--- a/hideout-core/src/main/kotlin/dev/usbharu/hideout/core/application/domainevent/subscribers/TimelinePostCreateSubscriber.kt
+++ b/hideout-core/src/main/kotlin/dev/usbharu/hideout/core/application/domainevent/subscribers/TimelinePostCreateSubscriber.kt
@@ -10,9 +10,9 @@ import org.springframework.stereotype.Component
 @Component
 class TimelinePostCreateSubscriber(
     private val timelineAddPostApplicationService: TimelineAddPostApplicationService,
-    domainEventSubscriber: DomainEventSubscriber,
+    private val domainEventSubscriber: DomainEventSubscriber,
 ) : Subscriber {
-    init {
+    override fun init() {
         domainEventSubscriber.subscribe<PostEventBody>(PostEvent.CREATE.eventName) {
             timelineAddPostApplicationService.execute(AddPost(it.body.getPostId()), Anonymous)
         }
diff --git a/hideout-core/src/main/kotlin/dev/usbharu/hideout/core/application/domainevent/subscribers/TimelineRelationshipFollowSubscriber.kt b/hideout-core/src/main/kotlin/dev/usbharu/hideout/core/application/domainevent/subscribers/TimelineRelationshipFollowSubscriber.kt
index 4a3e03e8..3b3970bd 100644
--- a/hideout-core/src/main/kotlin/dev/usbharu/hideout/core/application/domainevent/subscribers/TimelineRelationshipFollowSubscriber.kt
+++ b/hideout-core/src/main/kotlin/dev/usbharu/hideout/core/application/domainevent/subscribers/TimelineRelationshipFollowSubscriber.kt
@@ -18,10 +18,10 @@ class TimelineRelationshipFollowSubscriber(
     private val userAddTimelineRelationshipApplicationService: UserAddTimelineRelationshipApplicationService,
     private val idGenerateService: IdGenerateService,
     private val userDetailRepository: UserDetailRepository,
-    domainEventSubscriber: DomainEventSubscriber
+    private val domainEventSubscriber: DomainEventSubscriber
 ) : Subscriber {
 
-    init {
+    override fun init() {
         domainEventSubscriber.subscribe<RelationshipEventBody>(RelationshipEvent.FOLLOW.eventName) {
             val relationship = it.body.getRelationship()
             val userDetail = userDetailRepository.findByActorId(relationship.actorId.id)