diff --git a/build.gradle b/build.gradle
index ef283c49..8f68bff5 100644
--- a/build.gradle
+++ b/build.gradle
@@ -16,6 +16,7 @@ subprojects {
 	group = 'org.depromeet.sambad'
 	version = '0.0.1-SNAPSHOT'
 	sourceCompatibility = JavaVersion.VERSION_17
+	targetCompatibility = JavaVersion.VERSION_17
 
 	apply plugin: 'java'
 	apply plugin: 'java-library'