diff --git a/build.gradle b/build.gradle
index 5a5e676..ac7ed35 100644
--- a/build.gradle
+++ b/build.gradle
@@ -36,7 +36,7 @@ dependencies {
     implementation 'com.mysql:mysql-connector-j'
 
     compileOnly 'org.projectlombok:lombok'
-    runtimeOnly 'com.mysql:mysql-connector-j'
+    runtimeOnly 'com.h2database:h2'
 
     annotationProcessor 'org.projectlombok:lombok'
     testImplementation 'org.springframework.boot:spring-boot-starter-test'