diff --git a/src/main/java/com/hideyoshi/auth/BackendPortfolioApplication.java b/src/main/java/com/hideyoshi/auth/AuthServiceApplication.java
similarity index 81%
rename from src/main/java/com/hideyoshi/auth/BackendPortfolioApplication.java
rename to src/main/java/com/hideyoshi/auth/AuthServiceApplication.java
index 939a42d..5c7df76 100644
--- a/src/main/java/com/hideyoshi/auth/BackendPortfolioApplication.java
+++ b/src/main/java/com/hideyoshi/auth/AuthServiceApplication.java
@@ -7,10 +7,10 @@ import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
 import org.springframework.security.crypto.password.PasswordEncoder;
 
 @SpringBootApplication
-public class BackendPortfolioApplication {
+public class AuthServiceApplication {
 
     public static void main(String[] args) {
-        SpringApplication.run(BackendPortfolioApplication.class, args);
+        SpringApplication.run(AuthServiceApplication.class, args);
     }
 
     @Bean
diff --git a/src/test/java/com/hideyoshi/auth/BackendPortfolioApplicationTests.java b/src/test/java/com/hideyoshi/auth/AuthServiceApplicationTests.java
similarity index 82%
rename from src/test/java/com/hideyoshi/auth/BackendPortfolioApplicationTests.java
rename to src/test/java/com/hideyoshi/auth/AuthServiceApplicationTests.java
index f064a6f..aeb3f2f 100644
--- a/src/test/java/com/hideyoshi/auth/BackendPortfolioApplicationTests.java
+++ b/src/test/java/com/hideyoshi/auth/AuthServiceApplicationTests.java
@@ -4,7 +4,7 @@ import org.junit.jupiter.api.Test;
 import org.springframework.boot.test.autoconfigure.orm.jpa.DataJpaTest;
 
 @DataJpaTest
-class BackendPortfolioApplicationTests {
+class AuthServiceApplicationTests {
 
     @Test
     void contextLoads() {