diff --git a/build.gradle.kts b/build.gradle.kts
index e28896a3..63d100c7 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -12,6 +12,7 @@ plugins {
     id("io.ktor.plugin") version "2.3.0"
     id("org.graalvm.buildtools.native") version "0.9.21"
     id("io.gitlab.arturbosch.detekt") version "1.22.0"
+    id("com.google.devtools.ksp") version "1.8.21-1.0.11"
 //    id("org.jetbrains.kotlin.plugin.serialization") version "1.8.10"
 }
 
@@ -57,6 +58,10 @@ kotlin {
     }
 }
 
+sourceSets.main {
+    java.srcDirs("build/generated/ksp/main/kotlin")
+}
+
 dependencies {
     implementation("io.ktor:ktor-server-core-jvm:$ktor_version")
     implementation("io.ktor:ktor-server-auth:$ktor_version")
@@ -80,6 +85,10 @@ dependencies {
     implementation("io.insert-koin:koin-core:$koin_version")
     implementation("io.insert-koin:koin-ktor:$koin_version")
     implementation("io.insert-koin:koin-logger-slf4j:$koin_version")
+    implementation("io.insert-koin:koin-annotations:1.2.0")
+    ksp("io.insert-koin:koin-ksp-compiler:1.2.0")
+
+
     implementation("io.ktor:ktor-client-logging-jvm:$ktor_version")
     implementation("io.ktor:ktor-server-host-common-jvm:$ktor_version")
     implementation("io.ktor:ktor-server-status-pages-jvm:$ktor_version")
diff --git a/src/main/kotlin/dev/usbharu/hideout/Application.kt b/src/main/kotlin/dev/usbharu/hideout/Application.kt
index 1bc2747e..6a6dbf15 100644
--- a/src/main/kotlin/dev/usbharu/hideout/Application.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/Application.kt
@@ -10,18 +10,15 @@ import dev.usbharu.hideout.config.ConfigData
 import dev.usbharu.hideout.domain.model.job.DeliverPostJob
 import dev.usbharu.hideout.domain.model.job.ReceiveFollowJob
 import dev.usbharu.hideout.plugins.*
-import dev.usbharu.hideout.repository.*
+import dev.usbharu.hideout.repository.IUserRepository
 import dev.usbharu.hideout.routing.register
 import dev.usbharu.hideout.service.*
-import dev.usbharu.hideout.service.activitypub.*
+import dev.usbharu.hideout.service.activitypub.ActivityPubService
+import dev.usbharu.hideout.service.activitypub.ActivityPubUserService
 import dev.usbharu.hideout.service.impl.IUserService
-import dev.usbharu.hideout.service.impl.PostService
-import dev.usbharu.hideout.service.impl.UserAuthService
-import dev.usbharu.hideout.service.impl.UserService
 import dev.usbharu.hideout.service.job.JobQueueParentService
 import dev.usbharu.hideout.service.job.KJobJobQueueParentService
 import dev.usbharu.hideout.service.signature.HttpSignatureVerifyService
-import dev.usbharu.hideout.service.signature.HttpSignatureVerifyServiceImpl
 import dev.usbharu.kjob.exposed.ExposedKJob
 import io.ktor.client.*
 import io.ktor.client.engine.cio.*
@@ -30,6 +27,7 @@ import io.ktor.server.application.*
 import kjob.core.kjob
 import kotlinx.coroutines.runBlocking
 import org.jetbrains.exposed.sql.Database
+import org.koin.ksp.generated.module
 import org.koin.ktor.ext.inject
 import java.util.concurrent.TimeUnit
 
@@ -59,10 +57,6 @@ fun Application.parent() {
                 password = property("hideout.database.password")
             )
         }
-
-        single<IUserRepository> { UserRepository(get(), get()) }
-        single<IUserAuthService> { UserAuthService(get()) }
-        single<HttpSignatureVerifyService> { HttpSignatureVerifyServiceImpl(get()) }
         single<JobQueueParentService> {
             val kJobJobQueueService = KJobJobQueueParentService(get())
             kJobJobQueueService.init(emptyList())
@@ -79,19 +73,7 @@ fun Application.parent() {
                 }
             }
         }
-        single<ActivityPubFollowService> { ActivityPubFollowServiceImpl(get(), get(), get(), get()) }
-        single<ActivityPubService> { ActivityPubServiceImpl(get(), get()) }
-        single<IUserService> { UserService(get(), get()) }
-        single<ActivityPubUserService> { ActivityPubUserServiceImpl(get(), get()) }
-        single<ActivityPubNoteService> { ActivityPubNoteServiceImpl(get(), get(), get()) }
-        single<IPostService> { PostService(get(), get()) }
-        single<IPostRepository> { PostRepositoryImpl(get(), get()) }
         single<IdGenerateService> { TwitterSnowflakeIdGenerateService }
-        single<IMetaRepository> { MetaRepositoryImpl(get()) }
-        single<IServerInitialiseService> { ServerInitialiseServiceImpl(get()) }
-        single<IJwtRefreshTokenRepository> { JwtRefreshTokenRepositoryImpl(get(), get()) }
-        single<IMetaService> { MetaServiceImpl(get()) }
-        single<IJwtService> { JwtServiceImpl(get(), get(), get()) }
         single<JwkProvider> {
             JwkProviderBuilder(Config.configData.url).cached(
                 10,
@@ -101,7 +83,7 @@ fun Application.parent() {
                 .rateLimited(10, 1, TimeUnit.MINUTES).build()
         }
     }
-    configureKoin(module)
+    configureKoin(module, HideoutModule().module)
     runBlocking {
         inject<IServerInitialiseService>().value.init()
     }
diff --git a/src/main/kotlin/dev/usbharu/hideout/HideoutModule.kt b/src/main/kotlin/dev/usbharu/hideout/HideoutModule.kt
new file mode 100644
index 00000000..f91506f8
--- /dev/null
+++ b/src/main/kotlin/dev/usbharu/hideout/HideoutModule.kt
@@ -0,0 +1,8 @@
+package dev.usbharu.hideout
+
+import org.koin.core.annotation.ComponentScan
+import org.koin.core.annotation.Module
+
+@Module
+@ComponentScan
+class HideoutModule
diff --git a/src/main/kotlin/dev/usbharu/hideout/plugins/Koin.kt b/src/main/kotlin/dev/usbharu/hideout/plugins/Koin.kt
index f880852b..e7a9e249 100644
--- a/src/main/kotlin/dev/usbharu/hideout/plugins/Koin.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/plugins/Koin.kt
@@ -5,9 +5,9 @@ import org.koin.core.module.Module
 import org.koin.ktor.plugin.Koin
 import org.koin.logger.slf4jLogger
 
-fun Application.configureKoin(module: Module) {
+fun Application.configureKoin(vararg module: Module) {
     install(Koin) {
         slf4jLogger()
-        modules(module)
+        modules(*module)
     }
 }
diff --git a/src/main/kotlin/dev/usbharu/hideout/repository/JwtRefreshTokenRepositoryImpl.kt b/src/main/kotlin/dev/usbharu/hideout/repository/JwtRefreshTokenRepositoryImpl.kt
index 74bf019c..fccc8c38 100644
--- a/src/main/kotlin/dev/usbharu/hideout/repository/JwtRefreshTokenRepositoryImpl.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/repository/JwtRefreshTokenRepositoryImpl.kt
@@ -7,8 +7,10 @@ import org.jetbrains.exposed.sql.*
 import org.jetbrains.exposed.sql.SqlExpressionBuilder.eq
 import org.jetbrains.exposed.sql.transactions.experimental.newSuspendedTransaction
 import org.jetbrains.exposed.sql.transactions.transaction
+import org.koin.core.annotation.Single
 import java.time.Instant
 
+@Single
 class JwtRefreshTokenRepositoryImpl(
     private val database: Database,
     private val idGenerateService: IdGenerateService
diff --git a/src/main/kotlin/dev/usbharu/hideout/repository/MetaRepositoryImpl.kt b/src/main/kotlin/dev/usbharu/hideout/repository/MetaRepositoryImpl.kt
index f58e555e..a479512d 100644
--- a/src/main/kotlin/dev/usbharu/hideout/repository/MetaRepositoryImpl.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/repository/MetaRepositoryImpl.kt
@@ -5,8 +5,10 @@ import kotlinx.coroutines.Dispatchers
 import org.jetbrains.exposed.sql.*
 import org.jetbrains.exposed.sql.transactions.experimental.newSuspendedTransaction
 import org.jetbrains.exposed.sql.transactions.transaction
+import org.koin.core.annotation.Single
 import java.util.*
 
+@Single
 class MetaRepositoryImpl(private val database: Database) : IMetaRepository {
 
     init {
diff --git a/src/main/kotlin/dev/usbharu/hideout/repository/PostRepositoryImpl.kt b/src/main/kotlin/dev/usbharu/hideout/repository/PostRepositoryImpl.kt
index 669a0df7..9a57f4e7 100644
--- a/src/main/kotlin/dev/usbharu/hideout/repository/PostRepositoryImpl.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/repository/PostRepositoryImpl.kt
@@ -11,7 +11,9 @@ import org.jetbrains.exposed.sql.*
 import org.jetbrains.exposed.sql.SqlExpressionBuilder.eq
 import org.jetbrains.exposed.sql.transactions.experimental.newSuspendedTransaction
 import org.jetbrains.exposed.sql.transactions.transaction
+import org.koin.core.annotation.Single
 
+@Single
 class PostRepositoryImpl(database: Database, private val idGenerateService: IdGenerateService) : IPostRepository {
 
     init {
diff --git a/src/main/kotlin/dev/usbharu/hideout/repository/UserRepository.kt b/src/main/kotlin/dev/usbharu/hideout/repository/UserRepository.kt
index 8dc92ba0..763f71eb 100644
--- a/src/main/kotlin/dev/usbharu/hideout/repository/UserRepository.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/repository/UserRepository.kt
@@ -8,8 +8,10 @@ import org.jetbrains.exposed.sql.*
 import org.jetbrains.exposed.sql.SqlExpressionBuilder.eq
 import org.jetbrains.exposed.sql.transactions.experimental.newSuspendedTransaction
 import org.jetbrains.exposed.sql.transactions.transaction
+import org.koin.core.annotation.Single
 import java.time.Instant
 
+@Single
 class UserRepository(private val database: Database, private val idGenerateService: IdGenerateService) :
     IUserRepository {
     init {
diff --git a/src/main/kotlin/dev/usbharu/hideout/service/JwtServiceImpl.kt b/src/main/kotlin/dev/usbharu/hideout/service/JwtServiceImpl.kt
index 3548c84d..e8519f2c 100644
--- a/src/main/kotlin/dev/usbharu/hideout/service/JwtServiceImpl.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/service/JwtServiceImpl.kt
@@ -14,11 +14,13 @@ import dev.usbharu.hideout.util.RsaUtil
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.async
+import org.koin.core.annotation.Single
 import java.time.Instant
 import java.time.temporal.ChronoUnit
 import java.util.*
 
 @Suppress("InjectDispatcher")
+@Single
 class JwtServiceImpl(
     private val metaService: IMetaService,
     private val refreshTokenRepository: IJwtRefreshTokenRepository,
diff --git a/src/main/kotlin/dev/usbharu/hideout/service/MetaServiceImpl.kt b/src/main/kotlin/dev/usbharu/hideout/service/MetaServiceImpl.kt
index 4e5eb17a..db9412e4 100644
--- a/src/main/kotlin/dev/usbharu/hideout/service/MetaServiceImpl.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/service/MetaServiceImpl.kt
@@ -4,7 +4,9 @@ import dev.usbharu.hideout.domain.model.hideout.entity.Jwt
 import dev.usbharu.hideout.domain.model.hideout.entity.Meta
 import dev.usbharu.hideout.exception.NotInitException
 import dev.usbharu.hideout.repository.IMetaRepository
+import org.koin.core.annotation.Single
 
+@Single
 class MetaServiceImpl(private val metaRepository: IMetaRepository) : IMetaService {
     override suspend fun getMeta(): Meta = metaRepository.get() ?: throw NotInitException("Meta is null")
 
diff --git a/src/main/kotlin/dev/usbharu/hideout/service/ServerInitialiseServiceImpl.kt b/src/main/kotlin/dev/usbharu/hideout/service/ServerInitialiseServiceImpl.kt
index 35f53843..78bc0192 100644
--- a/src/main/kotlin/dev/usbharu/hideout/service/ServerInitialiseServiceImpl.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/service/ServerInitialiseServiceImpl.kt
@@ -4,11 +4,13 @@ import dev.usbharu.hideout.domain.model.hideout.entity.Jwt
 import dev.usbharu.hideout.domain.model.hideout.entity.Meta
 import dev.usbharu.hideout.repository.IMetaRepository
 import dev.usbharu.hideout.util.ServerUtil
+import org.koin.core.annotation.Single
 import org.slf4j.Logger
 import org.slf4j.LoggerFactory
 import java.security.KeyPairGenerator
 import java.util.*
 
+@Single
 class ServerInitialiseServiceImpl(private val metaRepository: IMetaRepository) : IServerInitialiseService {
 
     val logger: Logger = LoggerFactory.getLogger(ServerInitialiseServiceImpl::class.java)
diff --git a/src/main/kotlin/dev/usbharu/hideout/service/activitypub/ActivityPubFollowServiceImpl.kt b/src/main/kotlin/dev/usbharu/hideout/service/activitypub/ActivityPubFollowServiceImpl.kt
index 2eb571ff..787a0fcc 100644
--- a/src/main/kotlin/dev/usbharu/hideout/service/activitypub/ActivityPubFollowServiceImpl.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/service/activitypub/ActivityPubFollowServiceImpl.kt
@@ -13,7 +13,9 @@ import dev.usbharu.hideout.service.job.JobQueueParentService
 import io.ktor.client.*
 import io.ktor.http.*
 import kjob.core.job.JobProps
+import org.koin.core.annotation.Single
 
+@Single
 class ActivityPubFollowServiceImpl(
     private val jobQueueParentService: JobQueueParentService,
     private val activityPubUserService: ActivityPubUserService,
diff --git a/src/main/kotlin/dev/usbharu/hideout/service/activitypub/ActivityPubNoteServiceImpl.kt b/src/main/kotlin/dev/usbharu/hideout/service/activitypub/ActivityPubNoteServiceImpl.kt
index d49bc03c..401367d7 100644
--- a/src/main/kotlin/dev/usbharu/hideout/service/activitypub/ActivityPubNoteServiceImpl.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/service/activitypub/ActivityPubNoteServiceImpl.kt
@@ -11,9 +11,11 @@ import dev.usbharu.hideout.service.impl.IUserService
 import dev.usbharu.hideout.service.job.JobQueueParentService
 import io.ktor.client.*
 import kjob.core.job.JobProps
+import org.koin.core.annotation.Single
 import org.slf4j.LoggerFactory
 import java.time.Instant
 
+@Single
 class ActivityPubNoteServiceImpl(
     private val httpClient: HttpClient,
     private val jobQueueParentService: JobQueueParentService,
diff --git a/src/main/kotlin/dev/usbharu/hideout/service/activitypub/ActivityPubServiceImpl.kt b/src/main/kotlin/dev/usbharu/hideout/service/activitypub/ActivityPubServiceImpl.kt
index aa95000a..e7299c7f 100644
--- a/src/main/kotlin/dev/usbharu/hideout/service/activitypub/ActivityPubServiceImpl.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/service/activitypub/ActivityPubServiceImpl.kt
@@ -10,9 +10,11 @@ import dev.usbharu.hideout.domain.model.job.ReceiveFollowJob
 import dev.usbharu.hideout.exception.JsonParseException
 import kjob.core.dsl.JobContextWithProps
 import kjob.core.job.JobProps
+import org.koin.core.annotation.Single
 import org.slf4j.Logger
 import org.slf4j.LoggerFactory
 
+@Single
 class ActivityPubServiceImpl(
     private val activityPubFollowService: ActivityPubFollowService,
     private val activityPubNoteService: ActivityPubNoteService
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 767a6bdf..fc90ac97 100644
--- a/src/main/kotlin/dev/usbharu/hideout/service/activitypub/ActivityPubUserServiceImpl.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/service/activitypub/ActivityPubUserServiceImpl.kt
@@ -15,7 +15,9 @@ import io.ktor.client.*
 import io.ktor.client.request.*
 import io.ktor.client.statement.*
 import io.ktor.http.*
+import org.koin.core.annotation.Single
 
+@Single
 class ActivityPubUserServiceImpl(
     private val userService: IUserService,
     private val httpClient: HttpClient
diff --git a/src/main/kotlin/dev/usbharu/hideout/service/impl/PostService.kt b/src/main/kotlin/dev/usbharu/hideout/service/impl/PostService.kt
index e14694a2..71dd6be3 100644
--- a/src/main/kotlin/dev/usbharu/hideout/service/impl/PostService.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/service/impl/PostService.kt
@@ -4,8 +4,10 @@ import dev.usbharu.hideout.domain.model.Post
 import dev.usbharu.hideout.repository.IPostRepository
 import dev.usbharu.hideout.service.IPostService
 import dev.usbharu.hideout.service.activitypub.ActivityPubNoteService
+import org.koin.core.annotation.Single
 import org.slf4j.LoggerFactory
 
+@Single
 class PostService(
     private val postRepository: IPostRepository,
     private val activityPubNoteService: ActivityPubNoteService
diff --git a/src/main/kotlin/dev/usbharu/hideout/service/impl/UserAuthService.kt b/src/main/kotlin/dev/usbharu/hideout/service/impl/UserAuthService.kt
index 51356cff..4450fe4e 100644
--- a/src/main/kotlin/dev/usbharu/hideout/service/impl/UserAuthService.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/service/impl/UserAuthService.kt
@@ -4,9 +4,11 @@ import dev.usbharu.hideout.config.Config
 import dev.usbharu.hideout.repository.IUserRepository
 import dev.usbharu.hideout.service.IUserAuthService
 import io.ktor.util.*
+import org.koin.core.annotation.Single
 import java.security.*
 import java.util.*
 
+@Single
 class UserAuthService(
     val userRepository: IUserRepository
 ) : IUserAuthService {
diff --git a/src/main/kotlin/dev/usbharu/hideout/service/impl/UserService.kt b/src/main/kotlin/dev/usbharu/hideout/service/impl/UserService.kt
index 3118967c..599e274f 100644
--- a/src/main/kotlin/dev/usbharu/hideout/service/impl/UserService.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/service/impl/UserService.kt
@@ -7,9 +7,11 @@ import dev.usbharu.hideout.domain.model.hideout.entity.User
 import dev.usbharu.hideout.exception.UserNotFoundException
 import dev.usbharu.hideout.repository.IUserRepository
 import dev.usbharu.hideout.service.IUserAuthService
+import org.koin.core.annotation.Single
 import java.lang.Integer.min
 import java.time.Instant
 
+@Single
 class UserService(private val userRepository: IUserRepository, private val userAuthService: IUserAuthService) :
     IUserService {
 
diff --git a/src/main/kotlin/dev/usbharu/hideout/service/signature/HttpSignatureVerifyServiceImpl.kt b/src/main/kotlin/dev/usbharu/hideout/service/signature/HttpSignatureVerifyServiceImpl.kt
index 923231c6..d44c4326 100644
--- a/src/main/kotlin/dev/usbharu/hideout/service/signature/HttpSignatureVerifyServiceImpl.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/service/signature/HttpSignatureVerifyServiceImpl.kt
@@ -3,8 +3,10 @@ package dev.usbharu.hideout.service.signature
 import dev.usbharu.hideout.plugins.KtorKeyMap
 import dev.usbharu.hideout.repository.IUserRepository
 import io.ktor.http.*
+import org.koin.core.annotation.Single
 import tech.barbero.http.message.signing.SignatureHeaderVerifier
 
+@Single
 class HttpSignatureVerifyServiceImpl(private val userAuthService: IUserRepository) : HttpSignatureVerifyService {
     override fun verify(headers: Headers): Boolean {
         val build = SignatureHeaderVerifier.builder().keyMap(KtorKeyMap(userAuthService)).build()