diff --git a/implementation/safe-rewriting/pom.xml b/implementation/safe-rewriting/pom.xml
old mode 100755
new mode 100644
index 4a452bd..900f6e1
--- a/implementation/safe-rewriting/pom.xml
+++ b/implementation/safe-rewriting/pom.xml
@@ -72,7 +72,7 @@
 		<dependency>
 			<groupId>mysql</groupId>
 			<artifactId>mysql-connector-java</artifactId>
-			<version>5.1.30</version>
+			<version>8.0.16</version>
 			<scope>runtime</scope>
 		</dependency>
 		<dependency>