diff --git a/admin/pom.xml b/admin/pom.xml
index 233542568..b0dee504a 100644
--- a/admin/pom.xml
+++ b/admin/pom.xml
@@ -70,7 +70,7 @@
             <dependency>
                 <groupId>mysql</groupId>
                 <artifactId>mysql-connector-java</artifactId>
-                <version>5.1.48</version>
+                <version>8.0.28</version>
             </dependency>
             <dependency>
                 <groupId>com.github.ben-manes.caffeine</groupId>
@@ -124,4 +124,4 @@
             </plugin>
         </plugins>
     </build>
-</project>
+</project>
\ No newline at end of file
diff --git a/client-adapter/kudu/pom.xml b/client-adapter/kudu/pom.xml
index e2d30c89d..4c49cd02f 100644
--- a/client-adapter/kudu/pom.xml
+++ b/client-adapter/kudu/pom.xml
@@ -32,7 +32,7 @@
         <dependency>
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>
-            <version>5.1.48</version>
+            <version>8.0.28</version>
             <scope>test</scope>
         </dependency>
     </dependencies>
@@ -71,7 +71,7 @@
                             <tasks>
                                 <copy todir="${project.basedir}/../launcher/target/classes/kudu" overwrite="true">
                                     <fileset dir="${project.basedir}/target/classes/kudu" erroronmissingdir="true">
-                                        <include name="*.yml" />
+                                        <include name="*.yml"/>
                                     </fileset>
                                 </copy>
                             </tasks>
@@ -82,4 +82,4 @@
         </plugins>
     </build>
 
-</project>
+</project>
\ No newline at end of file
diff --git a/client-adapter/pom.xml b/client-adapter/pom.xml
index 302ced94c..a61f45bde 100644
--- a/client-adapter/pom.xml
+++ b/client-adapter/pom.xml
@@ -149,7 +149,7 @@
             <dependency>
                 <groupId>mysql</groupId>
                 <artifactId>mysql-connector-java</artifactId>
-                <version>5.1.48</version>
+                <version>8.0.28</version>
             </dependency>
             <dependency>
                 <groupId>org.postgresql</groupId>
@@ -296,4 +296,4 @@
             <url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
         </repository>
     </distributionManagement>
-</project>
+</project>
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
index bac0379ee..11137bbcc 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,3 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.alibaba.otter</groupId>
@@ -329,7 +330,7 @@
             <dependency>
                 <groupId>mysql</groupId>
                 <artifactId>mysql-connector-java</artifactId>
-                <version>5.1.48</version>
+                <version>8.0.28</version>
                 <!--<scope>test</scope>-->
             </dependency>
             <dependency>
@@ -499,4 +500,4 @@
             <url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
         </repository>
     </distributionManagement>
-</project>
+</project>
\ No newline at end of file