diff --git a/pom.xml b/pom.xml
index 23be100..f2aec70 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,7 +1,7 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
-	<groupId>cn.CityCraft</groupId>
+	<groupId>cn.citycraft</groupId>
 	<artifactId>CityBuild</artifactId>
 	<version>1.0</version>
 	<name>CityBuild</name>