diff --git a/GameSDKDemo/build.gradle b/GameSDKDemo/build.gradle
index 836887e..4d9217b 100644
--- a/GameSDKDemo/build.gradle
+++ b/GameSDKDemo/build.gradle
@@ -91,6 +91,6 @@ dependencies {
     implementation 'com.android.support:design:27.1.1'
 //    implementation project(':GameSDK')
 //    implementation project(':IAP5Helper')
-    implementation 'com.gumptech.sdk:GameSDK:4.7.6'
+    implementation 'com.gumptech.sdk:GameSDK:4.7.8'
 //    implementation 'com.gumptech.sdk:SamsungIAP:5.1.1'
 }
diff --git a/README.md b/README.md
index 3a71423..a091472 100644
--- a/README.md
+++ b/README.md
@@ -1,8 +1,8 @@
 # Gump SDK 4 for Android接入文档
 
 
-V4.7.7       
-2019年10月15日
+V4.7.8       
+2019年12月20日
 
 
 ## 版本概述
@@ -21,7 +21,7 @@ V4.7.7
     	}
     }
     dependencies {
-        implementation 'com.gumptech.sdk:GameSDK:4.7.7'
+        implementation 'com.gumptech.sdk:GameSDK:4.7.8'
 
     }