diff --git a/pipi/pom.xml b/pipi/pom.xml
index 0ebb7f9..09131fb 100644
--- a/pipi/pom.xml
+++ b/pipi/pom.xml
@@ -108,7 +108,7 @@
 		<dependency>
 			<groupId>org.mybatis</groupId>
 			<artifactId>mybatis</artifactId>
-			<version>3.4.5</version>
+			<version>3.5.6</version>
 		</dependency>
 
 		<!-- https://mvnrepository.com/artifact/mysql/mysql-connector-java -->