diff --git a/pom.xml b/pom.xml
index f0d6385..e120215 100644
--- a/pom.xml
+++ b/pom.xml
@@ -85,37 +85,37 @@
   <dependency>
   	<groupId>io.netty</groupId>
   	<artifactId>netty-buffer</artifactId>
-  	<version>4.1.30.Final</version>
+  	<version>4.1.31.Final</version>
   </dependency>
   <dependency>
   	<groupId>io.netty</groupId>
   	<artifactId>netty-common</artifactId>
-  	<version>4.1.30.Final</version>
+  	<version>4.1.31.Final</version>
   </dependency>
   <dependency>
   	<groupId>io.netty</groupId>
   	<artifactId>netty-transport</artifactId>
-       <version>4.1.30.Final</version>
+       <version>4.1.31.Final</version>
   </dependency>
   <dependency>
   	<groupId>io.netty</groupId>
   	<artifactId>netty-handler</artifactId>
-  	<version>4.1.30.Final</version>
+  	<version>4.1.31.Final</version>
   </dependency>
   <dependency>
   	<groupId>io.netty</groupId>
   	<artifactId>netty-codec-http</artifactId>
-  	<version>4.1.30.Final</version>
+  	<version>4.1.31.Final</version>
   </dependency>
   <dependency>
   	<groupId>io.netty</groupId>
   	<artifactId>netty-codec</artifactId>
-  	<version>4.1.30.Final</version>
+  	<version>4.1.31.Final</version>
   </dependency>
   <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-transport-native-epoll</artifactId>
-        <version>4.1.30.Final</version>
+        <version>4.1.31.Final</version>
   </dependency>
   
   <dependency>
@@ -140,25 +140,25 @@
   <dependency>
   	<groupId>com.fasterxml.jackson.core</groupId>
   	<artifactId>jackson-core</artifactId>
-  	<version>2.7.9</version>
+  	<version>2.9.7</version>
   </dependency>
   <dependency>
   	<groupId>com.fasterxml.jackson.core</groupId>
   	<artifactId>jackson-databind</artifactId>
-  	<version>2.7.9.2</version>
+  	<version>2.9.7</version>
   </dependency>
 
 
   <dependency>
       <groupId>org.springframework</groupId>
       <artifactId>spring-beans</artifactId>
-      <version>[2.5,)</version>
+      <version>[3.1,)</version>
       <scope>provided</scope>
   </dependency>
   <dependency>
       <groupId>org.springframework</groupId>
       <artifactId>spring-core</artifactId>
-      <version>[2.5,)</version>
+      <version>[3.1,)</version>
       <exclusions>
          <exclusion>
              <groupId>commons-logging</groupId>
@@ -172,7 +172,7 @@
     <dependency>
         <groupId>org.redisson</groupId>
         <artifactId>redisson</artifactId>
-        <version>3.8.2</version>
+        <version>3.10.0</version>
         <scope>provided</scope>
     </dependency>
     <dependency>