diff --git a/build.gradle b/build.gradle
index 7b06b4c..0cc27cd 100644
--- a/build.gradle
+++ b/build.gradle
@@ -8,3 +8,5 @@
 subprojects {
     version = '1.0'
 }
+
+group = 'com.supwisdom'
\ No newline at end of file
diff --git a/payapi-sdk/build.gradle b/payapi-sdk/build.gradle
index 9e08338..af9e76f 100644
--- a/payapi-sdk/build.gradle
+++ b/payapi-sdk/build.gradle
@@ -8,6 +8,8 @@
 
 apply plugin: 'io.spring.dependency-management'
 
+group = rootProject.group
+
 def sdkVersion = gitVersion()
 
 publishing {
diff --git a/payapi/build.gradle b/payapi/build.gradle
index 9d339e7..33bca40 100644
--- a/payapi/build.gradle
+++ b/payapi/build.gradle
@@ -13,7 +13,7 @@
 
 payapiVersion = gitVersion()
 
-group = 'com.supwisdom'
+group = rootProject.group
 version = '1'
 sourceCompatibility = jdkVersion
 def startClass = 'com.supwisdom.dlpay.PayApiApplicationKt'