diff --git a/src/main/kotlin/dev/usbharu/hideout/Application.kt b/src/main/kotlin/dev/usbharu/hideout/Application.kt
index 487dcb65..baeec6e5 100644
--- a/src/main/kotlin/dev/usbharu/hideout/Application.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/Application.kt
@@ -80,7 +80,7 @@ fun Application.parent() {
         single<ActivityPubFollowService> { ActivityPubFollowServiceImpl(get(), get(), get(), get()) }
         single<ActivityPubService> { ActivityPubServiceImpl(get(), get()) }
         single<UserService> { UserService(get(),get()) }
-        single<ActivityPubUserService> { ActivityPubUserServiceImpl(get(), get(), get()) }
+        single<ActivityPubUserService> { ActivityPubUserServiceImpl(get(), get()) }
         single<ActivityPubNoteService> { ActivityPubNoteServiceImpl(get(), get(), get()) }
         single<IPostService> { PostService(get(), get()) }
         single<IPostRepository> { PostRepositoryImpl(get(), get()) }
diff --git a/src/main/kotlin/dev/usbharu/hideout/service/activitypub/ActivityPubUserServiceImpl.kt b/src/main/kotlin/dev/usbharu/hideout/service/activitypub/ActivityPubUserServiceImpl.kt
index 57d73d39..014f3ffa 100644
--- a/src/main/kotlin/dev/usbharu/hideout/service/activitypub/ActivityPubUserServiceImpl.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/service/activitypub/ActivityPubUserServiceImpl.kt
@@ -8,7 +8,6 @@ import dev.usbharu.hideout.domain.model.ap.Key
 import dev.usbharu.hideout.domain.model.ap.Person
 import dev.usbharu.hideout.exception.UserNotFoundException
 import dev.usbharu.hideout.exception.ap.IllegalActivityPubObjectException
-import dev.usbharu.hideout.service.IUserAuthService
 import dev.usbharu.hideout.service.impl.UserService
 import dev.usbharu.hideout.util.HttpUtil.Activity
 import io.ktor.client.*
@@ -20,7 +19,6 @@ import java.time.Instant
 
 class ActivityPubUserServiceImpl(
     private val userService: UserService,
-    private val userAuthService: IUserAuthService,
     private val httpClient: HttpClient
 ) :
     ActivityPubUserService {