diff --git a/pom.xml b/pom.xml
index 95e27f0..53573ee 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,10 +3,10 @@
 	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
-		<groupId>org.springframework.boot</groupId>
-		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.1.8.RELEASE</version>
-		<relativePath/> <!-- lookup parent from repository -->
+	<groupId>org.springframework.boot</groupId>
+	<artifactId>spring-boot-starter-parent</artifactId>
+	<version>2.1.8.RELEASE</version>
+	<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 	<groupId>com.yaoyuan</groupId>
 	<artifactId>jiscuss</artifactId>
@@ -102,12 +102,12 @@
 	</dependencies>
 
 	<build>
-		<plugins>
-			<plugin>
-				<groupId>org.springframework.boot</groupId>
-				<artifactId>spring-boot-maven-plugin</artifactId>
-			</plugin>
-		</plugins>
+	<plugins>
+		<plugin>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-maven-plugin</artifactId>
+		</plugin>
+	</plugins>
 	</build>
 
 </project>