diff --git a/src/main/kotlin/dev/usbharu/hideout/service/ap/APNoteService.kt b/src/main/kotlin/dev/usbharu/hideout/service/ap/APNoteService.kt
index 41303839..440eba4e 100644
--- a/src/main/kotlin/dev/usbharu/hideout/service/ap/APNoteService.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/service/ap/APNoteService.kt
@@ -12,19 +12,19 @@ import dev.usbharu.hideout.domain.model.job.DeliverPostJob
 import dev.usbharu.hideout.exception.FailedToGetResourcesException
 import dev.usbharu.hideout.exception.ap.FailedToGetActivityPubResourceException
 import dev.usbharu.hideout.exception.ap.IllegalActivityPubObjectException
-import dev.usbharu.hideout.plugins.getAp
 import dev.usbharu.hideout.plugins.postAp
 import dev.usbharu.hideout.query.FollowerQueryService
 import dev.usbharu.hideout.query.MediaQueryService
 import dev.usbharu.hideout.query.PostQueryService
 import dev.usbharu.hideout.query.UserQueryService
 import dev.usbharu.hideout.repository.PostRepository
+import dev.usbharu.hideout.service.ap.resource.APResourceResolveService
+import dev.usbharu.hideout.service.ap.resource.resolve
 import dev.usbharu.hideout.service.job.JobQueueParentService
 import dev.usbharu.hideout.service.post.PostCreateInterceptor
 import dev.usbharu.hideout.service.post.PostService
 import io.ktor.client.*
 import io.ktor.client.plugins.*
-import io.ktor.client.statement.*
 import kjob.core.job.JobProps
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Deferred
@@ -68,7 +68,8 @@ class APNoteServiceImpl(
     private val mediaQueryService: MediaQueryService,
     @Qualifier("activitypub") private val objectMapper: ObjectMapper,
     private val applicationConfig: ApplicationConfig,
-    private val postService: PostService
+    private val postService: PostService,
+    private val apResourceResolveService: APResourceResolveService
 
 ) : APNoteService, PostCreateInterceptor {
 
@@ -143,11 +144,8 @@ class APNoteServiceImpl(
         }
 
         logger.info("AP GET url: {}", url)
-        val response = try {
-            httpClient.getAp(
-                url,
-                targetActor?.let { "$targetActor#pubkey" }
-            )
+        val note = try {
+            apResourceResolveService.resolve<Note>(url, null as Long?)
         } catch (e: ClientRequestException) {
             logger.warn(
                 "FAILED Failed to retrieve ActivityPub resource. HTTP Status Code: {} url: {}",
@@ -156,7 +154,6 @@ class APNoteServiceImpl(
             )
             throw FailedToGetActivityPubResourceException("Could not retrieve $url.", e)
         }
-        val note = objectMapper.readValue<Note>(response.bodyAsText())
         val savedNote = saveIfMissing(note, targetActor, url)
         logger.debug("SUCCESS Fetch Note url: {}", url)
         return savedNote
diff --git a/src/main/kotlin/dev/usbharu/hideout/service/ap/APUserService.kt b/src/main/kotlin/dev/usbharu/hideout/service/ap/APUserService.kt
index 49056e21..06fcf9d3 100644
--- a/src/main/kotlin/dev/usbharu/hideout/service/ap/APUserService.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/service/ap/APUserService.kt
@@ -1,7 +1,6 @@
 package dev.usbharu.hideout.service.ap
 
 import com.fasterxml.jackson.databind.ObjectMapper
-import com.fasterxml.jackson.module.kotlin.readValue
 import dev.usbharu.hideout.config.ApplicationConfig
 import dev.usbharu.hideout.domain.model.ap.Image
 import dev.usbharu.hideout.domain.model.ap.Key
@@ -10,15 +9,12 @@ import dev.usbharu.hideout.domain.model.hideout.dto.RemoteUserCreateDto
 import dev.usbharu.hideout.domain.model.hideout.entity.User
 import dev.usbharu.hideout.exception.FailedToGetResourcesException
 import dev.usbharu.hideout.exception.ap.IllegalActivityPubObjectException
-import dev.usbharu.hideout.plugins.getAp
 import dev.usbharu.hideout.query.UserQueryService
+import dev.usbharu.hideout.service.ap.resource.APResourceResolveService
+import dev.usbharu.hideout.service.ap.resource.resolve
 import dev.usbharu.hideout.service.core.Transaction
 import dev.usbharu.hideout.service.user.UserService
-import dev.usbharu.hideout.util.HttpUtil.Activity
 import io.ktor.client.*
-import io.ktor.client.request.*
-import io.ktor.client.statement.*
-import io.ktor.http.*
 import org.springframework.beans.factory.annotation.Qualifier
 import org.springframework.stereotype.Service
 
@@ -44,6 +40,7 @@ class APUserServiceImpl(
     private val userQueryService: UserQueryService,
     private val transaction: Transaction,
     private val applicationConfig: ApplicationConfig,
+    private val apResourceResolveService: APResourceResolveService,
     @Qualifier("activitypub") private val objectMapper: ObjectMapper
 ) :
     APUserService {
@@ -111,14 +108,8 @@ class APUserServiceImpl(
                 endpoints = mapOf("sharedInbox" to "${applicationConfig.url}/inbox")
             ) to userEntity
         } catch (ignore: FailedToGetResourcesException) {
-            val httpResponse = if (targetActor != null) {
-                httpClient.getAp(url, "$targetActor#pubkey")
-            } else {
-                httpClient.get(url) {
-                    accept(ContentType.Application.Activity)
-                }
-            }
-            val person = objectMapper.readValue<Person>(httpResponse.bodyAsText())
+
+            val person = apResourceResolveService.resolve<Person>(url, null as Long?)
 
             person to userService.createRemoteUser(
                 RemoteUserCreateDto(
diff --git a/src/main/kotlin/dev/usbharu/hideout/service/ap/resource/APResourceResolveServiceImpl.kt b/src/main/kotlin/dev/usbharu/hideout/service/ap/resource/APResourceResolveServiceImpl.kt
index acf5e822..12c6b4d5 100644
--- a/src/main/kotlin/dev/usbharu/hideout/service/ap/resource/APResourceResolveServiceImpl.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/service/ap/resource/APResourceResolveServiceImpl.kt
@@ -4,9 +4,11 @@ import com.fasterxml.jackson.databind.ObjectMapper
 import dev.usbharu.hideout.domain.model.ap.Object
 import dev.usbharu.hideout.domain.model.hideout.entity.User
 import dev.usbharu.hideout.repository.UserRepository
+import dev.usbharu.hideout.util.HttpUtil.Activity
 import io.ktor.client.*
 import io.ktor.client.request.*
 import io.ktor.client.statement.*
+import io.ktor.http.*
 import org.springframework.beans.factory.annotation.Qualifier
 import org.springframework.stereotype.Service
 
@@ -46,7 +48,9 @@ class APResourceResolveServiceImpl(
     }
 
     private suspend fun <T : Object> runResolve(url: String, singer: User?, clazz: Class<T>): Object {
-        val bodyAsText = httpClient.get(url).bodyAsText()
+        val bodyAsText = httpClient.get(url) {
+            header("Accept", ContentType.Application.Activity)
+        }.bodyAsText()
         return objectMapper.readValue(bodyAsText, clazz)
     }
 
diff --git a/src/test/kotlin/dev/usbharu/hideout/service/ap/APNoteServiceImplTest.kt b/src/test/kotlin/dev/usbharu/hideout/service/ap/APNoteServiceImplTest.kt
index 4a1e06bc..78f8c6f3 100644
--- a/src/test/kotlin/dev/usbharu/hideout/service/ap/APNoteServiceImplTest.kt
+++ b/src/test/kotlin/dev/usbharu/hideout/service/ap/APNoteServiceImplTest.kt
@@ -96,7 +96,8 @@ class APNoteServiceImplTest {
                     objectMapper = objectMapper,
                     applicationConfig = testApplicationConfig,
                     postService = mock(),
-                    mediaQueryService = mediaQueryService
+                    mediaQueryService = mediaQueryService,
+                    apResourceResolveService = mock()
                 )
             val postEntity = Post.of(
                 1L,
@@ -136,7 +137,8 @@ class APNoteServiceImplTest {
                 objectMapper = objectMapper,
                 applicationConfig = testApplicationConfig,
                 postService = mock(),
-                mediaQueryService = mediaQueryService
+                mediaQueryService = mediaQueryService,
+                apResourceResolveService = mock()
             )
             activityPubNoteService.createNoteJob(
                 JobProps(