diff --git a/pom.xml b/pom.xml
index 94b0d46..6c65c00 100644
--- a/pom.xml
+++ b/pom.xml
@@ -2,12 +2,14 @@
 <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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
+
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
         <version>2.5.3</version>
         <relativePath/> <!-- lookup parent from repository -->
     </parent>
+
     <groupId>com.zhangmeng</groupId>
     <artifactId>mystyle-java-fx-tools</artifactId>
     <version>0.0.1-SNAPSHOT</version>
@@ -54,20 +56,16 @@
             <artifactId>spring-boot-starter-security</artifactId>
         </dependency>
 
-        <dependency>
-            <groupId>mysql</groupId>
-            <artifactId>mysql-connector-java</artifactId>
-            <scope>runtime</scope>
-        </dependency>
-
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-data-jdbc</artifactId>
         </dependency>
 
         <dependency>
-            <groupId>org.springframework.boot</groupId>
-            <artifactId>spring-boot-starter-websocket</artifactId>
+            <groupId>mysql</groupId>
+            <artifactId>mysql-connector-java</artifactId>
+            <version>5.1.47</version>
+            <scope>runtime</scope>
         </dependency>
 
         <dependency>
@@ -221,12 +219,19 @@
             <groupId>com.github.leewyatt</groupId>
             <artifactId>rxcontrols</artifactId>
             <!-- 11.x.y -->
-            <version>11.0.0-alpha</version>
+            <version>11.0.2</version>
         </dependency>
 
         <dependency>
             <groupId>org.projectlombok</groupId>
             <artifactId>lombok</artifactId>
+            <version>1.18.24</version>
+        </dependency>
+
+        <dependency>
+            <groupId>org.slf4j</groupId>
+            <artifactId>slf4j-api</artifactId>
+            <version>1.7.36</version>
         </dependency>
 
         <dependency>