diff --git a/01-java-core/jdk-lang-samples/pom.xml b/01-java-core/jdk-lang-samples/pom.xml
old mode 100755
new mode 100644
index 82ebbdf3..819ca43e
--- a/01-java-core/jdk-lang-samples/pom.xml
+++ b/01-java-core/jdk-lang-samples/pom.xml
@@ -53,7 +53,7 @@
     <dependency>
       <groupId>mysql</groupId>
       <artifactId>mysql-connector-java</artifactId>
-      <version>8.0.16</version>
+      <version>8.0.28</version>
     </dependency>
     <!-- Unit Tests -->
     <dependency>