diff --git a/build.gradle b/build.gradle
index 213cf7a..ebd691b 100644
--- a/build.gradle
+++ b/build.gradle
@@ -30,6 +30,7 @@ dependencies {
 	implementation 'org.springframework.boot:spring-boot-starter-security'
 	implementation 'org.springframework.boot:spring-boot-starter-oauth2-client'
 	implementation 'org.springframework.boot:spring-boot-starter-actuator'
+	implementation 'org.springframework.boot:spring-boot-starter-tomcat'
 
 	// data
 	implementation 'org.springframework.boot:spring-boot-starter-data-jdbc'