diff --git a/src/main/kotlin/dev/usbharu/hideout/SpringApplication.kt b/src/main/kotlin/dev/usbharu/hideout/SpringApplication.kt
index 5d30de45..8385ee79 100644
--- a/src/main/kotlin/dev/usbharu/hideout/SpringApplication.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/SpringApplication.kt
@@ -1,10 +1,12 @@
 package dev.usbharu.hideout
 
 import org.springframework.boot.autoconfigure.SpringBootApplication
+import org.springframework.boot.context.properties.ConfigurationPropertiesScan
 import org.springframework.boot.runApplication
 
 
 @SpringBootApplication
+@ConfigurationPropertiesScan
 class SpringApplication
 
 fun main(args: Array<String>) {
diff --git a/src/main/kotlin/dev/usbharu/hideout/config/DatabaseConfig.kt b/src/main/kotlin/dev/usbharu/hideout/config/DatabaseConfig.kt
new file mode 100644
index 00000000..b597249a
--- /dev/null
+++ b/src/main/kotlin/dev/usbharu/hideout/config/DatabaseConfig.kt
@@ -0,0 +1,35 @@
+package dev.usbharu.hideout.config
+
+import org.jetbrains.exposed.sql.Database
+import org.springframework.beans.factory.annotation.Autowired
+import org.springframework.boot.context.properties.ConfigurationProperties
+import org.springframework.context.annotation.Bean
+import org.springframework.context.annotation.Configuration
+
+
+@Configuration
+class DatabaseConfig {
+
+    @Autowired
+    lateinit var dbConfig: DatabaseConnectConfig
+
+    @Bean
+    fun database(): Database {
+        return Database.connect(
+            url = dbConfig.url,
+            driver = dbConfig.driver,
+            user = dbConfig.user ?: "",
+            password = dbConfig.password ?: ""
+        )
+    }
+
+}
+
+
+@ConfigurationProperties("hideout.database")
+data class DatabaseConnectConfig(
+    val url: String,
+    val driver: String,
+    val user: String?,
+    val password: String?
+)
diff --git a/src/main/kotlin/dev/usbharu/hideout/config/HttpClientConfig.kt b/src/main/kotlin/dev/usbharu/hideout/config/HttpClientConfig.kt
new file mode 100644
index 00000000..85483577
--- /dev/null
+++ b/src/main/kotlin/dev/usbharu/hideout/config/HttpClientConfig.kt
@@ -0,0 +1,12 @@
+package dev.usbharu.hideout.config
+
+import io.ktor.client.*
+import io.ktor.client.engine.cio.*
+import org.springframework.context.annotation.Bean
+import org.springframework.context.annotation.Configuration
+
+@Configuration
+class HttpClientConfig {
+    @Bean
+    fun httpClient(): HttpClient = HttpClient(CIO)
+}
diff --git a/src/main/kotlin/dev/usbharu/hideout/service/core/SnowflakeIdGenerateService.kt b/src/main/kotlin/dev/usbharu/hideout/service/core/SnowflakeIdGenerateService.kt
index a4fbbf15..e90ea2d6 100644
--- a/src/main/kotlin/dev/usbharu/hideout/service/core/SnowflakeIdGenerateService.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/service/core/SnowflakeIdGenerateService.kt
@@ -3,11 +3,9 @@ package dev.usbharu.hideout.service.core
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.sync.Mutex
 import kotlinx.coroutines.sync.withLock
-import org.springframework.stereotype.Service
 import java.time.Instant
 
 @Suppress("MagicNumber")
-@Service
 open class SnowflakeIdGenerateService(private val baseTime: Long) : IdGenerateService {
     var lastTimeStamp: Long = -1
     var sequenceId: Int = 0
diff --git a/src/main/kotlin/dev/usbharu/hideout/service/core/TwitterSnowflakeIdGenerateService.kt b/src/main/kotlin/dev/usbharu/hideout/service/core/TwitterSnowflakeIdGenerateService.kt
index 17459f2b..e3e46739 100644
--- a/src/main/kotlin/dev/usbharu/hideout/service/core/TwitterSnowflakeIdGenerateService.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/service/core/TwitterSnowflakeIdGenerateService.kt
@@ -1,8 +1,10 @@
 package dev.usbharu.hideout.service.core
 
+import org.springframework.context.annotation.Primary
 import org.springframework.stereotype.Service
 
 // 2010-11-04T01:42:54.657
 @Suppress("MagicNumber")
 @Service
+@Primary
 object TwitterSnowflakeIdGenerateService : SnowflakeIdGenerateService(1288834974657L)
diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml
new file mode 100644
index 00000000..f792e465
--- /dev/null
+++ b/src/main/resources/application.yml
@@ -0,0 +1,6 @@
+hideout:
+  database:
+    url: "jdbc:h2:./test;MODE=POSTGRESQL"
+    driver: "org.h2.Driver"
+    username: ""
+    password: ""