diff --git a/놀이터(예제 코드 작성)/graphql-kotlin/build.gradle.kts b/놀이터(예제 코드 작성)/graphql-kotlin/build.gradle.kts
index b256224..2247574 100644
--- a/놀이터(예제 코드 작성)/graphql-kotlin/build.gradle.kts	
+++ b/놀이터(예제 코드 작성)/graphql-kotlin/build.gradle.kts	
@@ -16,10 +16,14 @@ repositories {
 }
 
 dependencies {
-	implementation("org.springframework.boot:spring-boot-starter")
+	implementation("org.springframework.boot:spring-boot-starter-webflux")
+	implementation("com.fasterxml.jackson.module:jackson-module-kotlin")
+	implementation("io.projectreactor.kotlin:reactor-kotlin-extensions")
 	implementation("org.jetbrains.kotlin:kotlin-reflect")
 	implementation("org.jetbrains.kotlin:kotlin-stdlib-jdk8")
+	implementation("org.jetbrains.kotlinx:kotlinx-coroutines-reactor")
 	testImplementation("org.springframework.boot:spring-boot-starter-test")
+	testImplementation("io.projectreactor:reactor-test")
 }
 
 tasks.withType<KotlinCompile> {