diff --git a/parent/pom.xml b/parent/pom.xml
index 4a3e7ed2..216cbf20 100644
--- a/parent/pom.xml
+++ b/parent/pom.xml
@@ -52,8 +52,7 @@
 		<log4j2.version>2.18.0</log4j2.version>
 
 		<!-- jdbc setting -->
-		<!-- <mysql.version>5.1.49</mysql.version> -->
-		<!-- <mysql.version>8.0.29</mysql.version> -->
+		<h2.version>1.4.200</h2.version>
 
 		<!-- environment setting -->
 		<java.version>1.8</java.version>