diff --git a/cash/pom.xml b/cash/pom.xml
index 09a03a0..d4ed730 100644
--- a/cash/pom.xml
+++ b/cash/pom.xml
@@ -27,7 +27,7 @@
         <dependency>
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>
-            <version>5.1.47</version>
+            <version>8.0.16</version>
         </dependency>
         <dependency>
             <groupId>commons-codec</groupId>