diff --git a/IntegrationGuide.md b/IntegrationGuide.md
index 393a5e5..ac859c9 100644
--- a/IntegrationGuide.md
+++ b/IntegrationGuide.md
@@ -102,6 +102,10 @@ V4.2.0
     GumpSDK.getSettings().setFBEnable(true);
     GumpSDK.getSettings().setVKEnable(true);
 
+*设置是否启用GoogleD登录   
+
+    GumpSDk.getSettings().setGoogleEnable(true);
+
 *若要使用V4版支付请设置
 
     GumpSDK.getSettings().setPaymentVersion(PaymentVersion.V4);