add spring boot maven plugin version
diff --git a/dubbo-admin-backend/pom.xml b/dubbo-admin-backend/pom.xml
index 3f5e59d..134a559 100644
--- a/dubbo-admin-backend/pom.xml
+++ b/dubbo-admin-backend/pom.xml
@@ -137,6 +137,7 @@
             <plugin>
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-maven-plugin</artifactId>
+                <version>2.0.2.RELEASE</version>
             </plugin>
             <plugin>
                 <artifactId>maven-resources-plugin</artifactId>