diff --git a/build.gradle b/build.gradle
index 9ba38df..9353b25 100644
--- a/build.gradle
+++ b/build.gradle
@@ -27,7 +27,7 @@ dependencies {
 	implementation 'org.springframework.session:spring-session-core'
 	compileOnly 'org.projectlombok:lombok'
 	runtimeOnly 'com.h2database:h2'
-	runtimeOnly 'mysql:mysql-connector-java'
+	runtimeOnly 'org.postgresql:postgresql'
 	annotationProcessor 'org.projectlombok:lombok'
 	testImplementation 'org.springframework.boot:spring-boot-starter-test'
 	implementation 'org.springdoc:springdoc-openapi-ui:1.5.6'