diff --git a/sentinel-demo/sentinel-demo-annotation-spring-aop/pom.xml b/sentinel-demo/sentinel-demo-annotation-spring-aop/pom.xml
index 89322696..5690b2ae 100644
--- a/sentinel-demo/sentinel-demo-annotation-spring-aop/pom.xml
+++ b/sentinel-demo/sentinel-demo-annotation-spring-aop/pom.xml
@@ -12,7 +12,7 @@
     <artifactId>sentinel-demo-annotation-spring-aop</artifactId>
 
     <properties>
-        <spring.boot.version>2.0.5.RELEASE</spring.boot.version>
+        <spring.boot.version>2.5.12</spring.boot.version>
     </properties>
 
     <dependencies>
diff --git a/sentinel-demo/sentinel-demo-apache-dubbo/pom.xml b/sentinel-demo/sentinel-demo-apache-dubbo/pom.xml
index 97d9ec30..5b6324c5 100644
--- a/sentinel-demo/sentinel-demo-apache-dubbo/pom.xml
+++ b/sentinel-demo/sentinel-demo-apache-dubbo/pom.xml
@@ -24,14 +24,14 @@
         <dependency>
             <groupId>io.netty</groupId>
             <artifactId>netty-all</artifactId>
-            <version>4.1.31.Final</version>
+            <version>4.1.75.Final</version>
         </dependency>
 
         <!-- Dependency for Spring Context -->
         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-context-support</artifactId>
-            <version>5.1.5.RELEASE</version>
+            <version>5.3.15</version>
         </dependency>
 
         <!-- Sentinel adapter and transport -->
diff --git a/sentinel-demo/sentinel-demo-apache-httpclient/pom.xml b/sentinel-demo/sentinel-demo-apache-httpclient/pom.xml
index c1b3c022..66942d79 100644
--- a/sentinel-demo/sentinel-demo-apache-httpclient/pom.xml
+++ b/sentinel-demo/sentinel-demo-apache-httpclient/pom.xml
@@ -12,9 +12,9 @@
     <artifactId>sentinel-demo-apache-httpclient</artifactId>
 
     <properties>
-        <spring.boot.version>2.1.3.RELEASE</spring.boot.version>
+        <spring.boot.version>2.5.12</spring.boot.version>
         <test.framework.version>4.3</test.framework.version>
-        <apache.httpclient.version>4.5.6</apache.httpclient.version>
+        <apache.httpclient.version>4.5.13</apache.httpclient.version>
     </properties>
 
     <dependencies>
diff --git a/sentinel-demo/sentinel-demo-cluster/sentinel-demo-cluster-embedded/pom.xml b/sentinel-demo/sentinel-demo-cluster/sentinel-demo-cluster-embedded/pom.xml
index 88169d3f..eb5b702e 100644
--- a/sentinel-demo/sentinel-demo-cluster/sentinel-demo-cluster-embedded/pom.xml
+++ b/sentinel-demo/sentinel-demo-cluster/sentinel-demo-cluster-embedded/pom.xml
@@ -12,7 +12,7 @@
     <artifactId>sentinel-demo-cluster-embedded</artifactId>
 
     <properties>
-        <spring.boot.version>2.0.5.RELEASE</spring.boot.version>
+        <spring.boot.version>2.5.12</spring.boot.version>
     </properties>
 
     <dependencies>
diff --git a/sentinel-demo/sentinel-demo-cluster/sentinel-demo-cluster-server-alone/pom.xml b/sentinel-demo/sentinel-demo-cluster/sentinel-demo-cluster-server-alone/pom.xml
index 76badc25..21c273d6 100644
--- a/sentinel-demo/sentinel-demo-cluster/sentinel-demo-cluster-server-alone/pom.xml
+++ b/sentinel-demo/sentinel-demo-cluster/sentinel-demo-cluster-server-alone/pom.xml
@@ -38,7 +38,7 @@
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>1.2.3</version>
+            <version>1.2.11</version>
         </dependency>
     </dependencies>
 </project>
\ No newline at end of file
diff --git a/sentinel-demo/sentinel-demo-dubbo/pom.xml b/sentinel-demo/sentinel-demo-dubbo/pom.xml
index ee0851c4..81f2b167 100644
--- a/sentinel-demo/sentinel-demo-dubbo/pom.xml
+++ b/sentinel-demo/sentinel-demo-dubbo/pom.xml
@@ -16,7 +16,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>dubbo</artifactId>
-            <version>2.6.6</version>
+            <version>2.6.12</version>
         </dependency>
 
         <!-- Dubbo provides qos plugin since 2.5.8 and is enable by default. -->
@@ -25,7 +25,7 @@
         <dependency>
             <groupId>io.netty</groupId>
             <artifactId>netty-all</artifactId>
-            <version>4.1.42.Final</version>
+            <version>4.1.75.Final</version>
         </dependency>
 
         <!-- As demo use @DubboComponentScan to config, which is implemented in dubbo-config-spring module -->
diff --git a/sentinel-demo/sentinel-demo-jax-rs/pom.xml b/sentinel-demo/sentinel-demo-jax-rs/pom.xml
index 87b14e21..3a23e42e 100644
--- a/sentinel-demo/sentinel-demo-jax-rs/pom.xml
+++ b/sentinel-demo/sentinel-demo-jax-rs/pom.xml
@@ -12,7 +12,7 @@
     <artifactId>sentinel-demo-jax-rs</artifactId>
 
     <properties>
-        <spring.boot.version>2.2.6.RELEASE</spring.boot.version>
+        <spring.boot.version>2.5.12</spring.boot.version>
     </properties>
 
     <dependencies>
diff --git a/sentinel-demo/sentinel-demo-nacos-datasource/pom.xml b/sentinel-demo/sentinel-demo-nacos-datasource/pom.xml
index a61cc5fe..4ea8eec6 100644
--- a/sentinel-demo/sentinel-demo-nacos-datasource/pom.xml
+++ b/sentinel-demo/sentinel-demo-nacos-datasource/pom.xml
@@ -33,7 +33,7 @@
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>1.2.3</version>
+            <version>1.2.11</version>
         </dependency>
     </dependencies>
 
diff --git a/sentinel-demo/sentinel-demo-okhttp/pom.xml b/sentinel-demo/sentinel-demo-okhttp/pom.xml
index dc62060e..3d3a3576 100644
--- a/sentinel-demo/sentinel-demo-okhttp/pom.xml
+++ b/sentinel-demo/sentinel-demo-okhttp/pom.xml
@@ -12,7 +12,7 @@
     <artifactId>sentinel-demo-okhttp</artifactId>
 
     <properties>
-        <spring.boot.version>2.1.3.RELEASE</spring.boot.version>
+        <spring.boot.version>2.5.12</spring.boot.version>
         <okhttp.version>3.6.0</okhttp.version>
     </properties>
 
diff --git a/sentinel-demo/sentinel-demo-spring-cloud-gateway/pom.xml b/sentinel-demo/sentinel-demo-spring-cloud-gateway/pom.xml
index 6aedae24..fd48c09c 100644
--- a/sentinel-demo/sentinel-demo-spring-cloud-gateway/pom.xml
+++ b/sentinel-demo/sentinel-demo-spring-cloud-gateway/pom.xml
@@ -15,12 +15,12 @@
         <dependency>
             <groupId>org.springframework.cloud</groupId>
             <artifactId>spring-cloud-starter-gateway</artifactId>
-            <version>2.1.1.RELEASE</version>
+            <version>3.1.1</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-webflux</artifactId>
-            <version>2.1.4.RELEASE</version>
+            <version>2.6.6</version>
         </dependency>
 
         <dependency>
diff --git a/sentinel-demo/sentinel-demo-spring-webflux/pom.xml b/sentinel-demo/sentinel-demo-spring-webflux/pom.xml
index 9a1cb1b1..dd472476 100644
--- a/sentinel-demo/sentinel-demo-spring-webflux/pom.xml
+++ b/sentinel-demo/sentinel-demo-spring-webflux/pom.xml
@@ -12,7 +12,7 @@
     <artifactId>sentinel-demo-spring-webflux</artifactId>
 
     <properties>
-        <spring.boot.version>2.1.3.RELEASE</spring.boot.version>
+        <spring.boot.version>2.5.12</spring.boot.version>
     </properties>
 
     <dependencies>
diff --git a/sentinel-demo/sentinel-demo-spring-webmvc/pom.xml b/sentinel-demo/sentinel-demo-spring-webmvc/pom.xml
index 73caa509..0a5da484 100644
--- a/sentinel-demo/sentinel-demo-spring-webmvc/pom.xml
+++ b/sentinel-demo/sentinel-demo-spring-webmvc/pom.xml
@@ -12,7 +12,7 @@
     <artifactId>sentinel-demo-spring-webmvc</artifactId>
 
     <properties>
-        <spring.boot.version>2.1.3.RELEASE</spring.boot.version>
+        <spring.boot.version>2.5.12</spring.boot.version>
     </properties>
 
     <dependencies>
diff --git a/sentinel-demo/sentinel-demo-transport-spring-mvc/pom.xml b/sentinel-demo/sentinel-demo-transport-spring-mvc/pom.xml
index fc776c08..54ec8fdb 100644
--- a/sentinel-demo/sentinel-demo-transport-spring-mvc/pom.xml
+++ b/sentinel-demo/sentinel-demo-transport-spring-mvc/pom.xml
@@ -12,7 +12,7 @@
     <artifactId>sentinel-demo-transport-spring-mvc</artifactId>
 
     <properties>
-        <spring.boot.version>2.1.3.RELEASE</spring.boot.version>
+        <spring.boot.version>2.5.12</spring.boot.version>
     </properties>
 
     <dependencies>
diff --git a/sentinel-demo/sentinel-demo-zuul-gateway/pom.xml b/sentinel-demo/sentinel-demo-zuul-gateway/pom.xml
index 77f8ea77..1d23fee4 100644
--- a/sentinel-demo/sentinel-demo-zuul-gateway/pom.xml
+++ b/sentinel-demo/sentinel-demo-zuul-gateway/pom.xml
@@ -15,12 +15,12 @@
         <dependency>
             <groupId>org.springframework.cloud</groupId>
             <artifactId>spring-cloud-starter-netflix-zuul</artifactId>
-            <version>2.0.3.RELEASE</version>
+            <version>2.2.10.RELEASE</version>
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
-            <version>2.9.4</version>
+            <version>2.13.2.1</version>
         </dependency>
 
         <dependency>
diff --git a/sentinel-demo/sentinel-demo-zuul2-gateway/pom.xml b/sentinel-demo/sentinel-demo-zuul2-gateway/pom.xml
index 5c560a26..996a64cb 100644
--- a/sentinel-demo/sentinel-demo-zuul2-gateway/pom.xml
+++ b/sentinel-demo/sentinel-demo-zuul2-gateway/pom.xml
@@ -35,12 +35,12 @@
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-api</artifactId>
-            <version>1.7.28</version>
+            <version>1.7.36</version>
         </dependency>
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-log4j12</artifactId>
-            <version>1.7.28</version>
+            <version>1.7.36</version>
         </dependency>
 
         <dependency>