diff --git a/tomato/pom.xml b/tomato/pom.xml
index 5e5e6de..1ac48c5 100644
--- a/tomato/pom.xml
+++ b/tomato/pom.xml
@@ -55,7 +55,7 @@
     <dependency>
       <groupId>org.mybatis</groupId>
       <artifactId>mybatis</artifactId>
-      <version>3.5.1</version>
+      <version>3.5.6</version>
     </dependency>
     <dependency>
       <groupId>org.mybatis</groupId>