diff --git a/pom.xml b/pom.xml
index e74d946..32b4e5e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -11,10 +11,10 @@
     <packaging>pom</packaging>
 	<version>1.0</version>
     <properties>
-    <maven.compiler.source>11</maven.compiler.source>
-    <maven.compiler.target>11</maven.compiler.target>
-    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-  </properties>
+        <maven.compiler.source>11</maven.compiler.source>
+        <maven.compiler.target>11</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
 
 	<!-- sub modules -->
 	<modules>