diff --git a/xxl-conf-samples/xxl-conf-sample-springboot/pom.xml b/xxl-conf-samples/xxl-conf-sample-springboot/pom.xml
index 60f2d4c..3ba1bd4 100644
--- a/xxl-conf-samples/xxl-conf-sample-springboot/pom.xml
+++ b/xxl-conf-samples/xxl-conf-sample-springboot/pom.xml
@@ -56,6 +56,7 @@
             <plugin>
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-maven-plugin</artifactId>
+                <version>${spring-boot.version}</version>
                 <executions>
                     <execution>
                         <goals>