diff --git a/discovery-springcloud-example-admin/pom.xml b/discovery-springcloud-example-admin/pom.xml
index 71c17756fb..2f64a7b6c6 100644
--- a/discovery-springcloud-example-admin/pom.xml
+++ b/discovery-springcloud-example-admin/pom.xml
@@ -13,7 +13,7 @@
     <properties>
         <spring.cloud.version>Hoxton.RELEASE</spring.cloud.version>
         <spring.cloud.alibaba.version>2.1.1.RELEASE</spring.cloud.alibaba.version>
-        <spring.boot.version>2.1.9.RELEASE</spring.boot.version>
+        <spring.boot.version>2.2.1.RELEASE</spring.boot.version>
         <spring.boot.admin.version>2.1.6</spring.boot.admin.version>
         <java.version>1.8</java.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
diff --git a/discovery-springcloud-example-console/pom.xml b/discovery-springcloud-example-console/pom.xml
index 45c542d784..975cc5e5d4 100644
--- a/discovery-springcloud-example-console/pom.xml
+++ b/discovery-springcloud-example-console/pom.xml
@@ -14,7 +14,7 @@
         <discovery.version>6.0.0-SNAPSHOT</discovery.version>
         <spring.cloud.version>Hoxton.RELEASE</spring.cloud.version>
         <spring.cloud.alibaba.version>2.1.1.RELEASE</spring.cloud.alibaba.version>
-        <spring.boot.version>2.1.9.RELEASE</spring.boot.version>
+        <spring.boot.version>2.2.1.RELEASE</spring.boot.version>
         <spring.boot.admin.version>2.1.6</spring.boot.admin.version>
         <java.version>1.8</java.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
diff --git a/discovery-springcloud-example-eureka/pom.xml b/discovery-springcloud-example-eureka/pom.xml
index 9d1dba509c..37b6c861b9 100644
--- a/discovery-springcloud-example-eureka/pom.xml
+++ b/discovery-springcloud-example-eureka/pom.xml
@@ -12,7 +12,7 @@
 
     <properties>
         <spring.cloud.version>Hoxton.RELEASE</spring.cloud.version>
-        <spring.boot.version>2.1.9.RELEASE</spring.boot.version>
+        <spring.boot.version>2.2.1.RELEASE</spring.boot.version>
         <java.version>1.8</java.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     </properties>
diff --git a/discovery-springcloud-example-gateway/pom.xml b/discovery-springcloud-example-gateway/pom.xml
index 8f53569523..531990704b 100644
--- a/discovery-springcloud-example-gateway/pom.xml
+++ b/discovery-springcloud-example-gateway/pom.xml
@@ -14,7 +14,7 @@
         <discovery.version>6.0.0-SNAPSHOT</discovery.version>
         <spring.cloud.version>Hoxton.RELEASE</spring.cloud.version>
         <spring.cloud.alibaba.version>2.1.1.RELEASE</spring.cloud.alibaba.version>
-        <spring.boot.version>2.1.9.RELEASE</spring.boot.version>
+        <spring.boot.version>2.2.1.RELEASE</spring.boot.version>
         <spring.boot.admin.version>2.1.6</spring.boot.admin.version>
         <java.version>1.8</java.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
diff --git a/discovery-springcloud-example-service/pom.xml b/discovery-springcloud-example-service/pom.xml
index 24739377fd..d97597a682 100644
--- a/discovery-springcloud-example-service/pom.xml
+++ b/discovery-springcloud-example-service/pom.xml
@@ -14,7 +14,7 @@
         <discovery.version>6.0.0-SNAPSHOT</discovery.version>
         <spring.cloud.version>Hoxton.RELEASE</spring.cloud.version>
         <spring.cloud.alibaba.version>2.1.1.RELEASE</spring.cloud.alibaba.version>
-        <spring.boot.version>2.1.9.RELEASE</spring.boot.version>
+        <spring.boot.version>2.2.1.RELEASE</spring.boot.version>
         <spring.boot.admin.version>2.1.6</spring.boot.admin.version>
         <java.version>1.8</java.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
diff --git a/discovery-springcloud-example-zuul/pom.xml b/discovery-springcloud-example-zuul/pom.xml
index 1ac7673d9a..b64f7f23e0 100644
--- a/discovery-springcloud-example-zuul/pom.xml
+++ b/discovery-springcloud-example-zuul/pom.xml
@@ -14,7 +14,7 @@
         <discovery.version>6.0.0-SNAPSHOT</discovery.version>
         <spring.cloud.version>Hoxton.RELEASE</spring.cloud.version>
         <spring.cloud.alibaba.version>2.1.1.RELEASE</spring.cloud.alibaba.version>
-        <spring.boot.version>2.1.9.RELEASE</spring.boot.version>
+        <spring.boot.version>2.2.1.RELEASE</spring.boot.version>
         <spring.boot.admin.version>2.1.6</spring.boot.admin.version>
         <java.version>1.8</java.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
diff --git a/pom.xml b/pom.xml
index 25eeaf1ee5..2c8ff24cdf 100644
--- a/pom.xml
+++ b/pom.xml
@@ -76,7 +76,7 @@
         <opentracing.spring.cloud.version>0.3.10</opentracing.spring.cloud.version>
         <spring.cloud.version>Hoxton.RELEASE</spring.cloud.version>
         <spring.cloud.alibaba.version>2.1.1.RELEASE</spring.cloud.alibaba.version>
-        <spring.boot.version>2.1.10.RELEASE</spring.boot.version>
+        <spring.boot.version>2.2.1.RELEASE</spring.boot.version>
         <disruptor.version>3.3.7</disruptor.version>
         <java.version>1.8</java.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>