diff --git a/android/build.gradle b/android/build.gradle
index b37833319b..e97c9708e3 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -52,11 +52,10 @@ subprojects {
 }
 ext {
     compileSdkVersion=26
-    buildToolsVersion="26.0.3"
     minSdkVersion=14
     targetSdkVersion=26
     supportLibVersion="26.0.2"
-    fastjsonLibVersion="1.1.46.android"
+    fastjsonLibVersion="1.1.70.android"
     //Default value for disableCov is false
     disableCov = project.hasProperty("disableCov") && disableCov.equals("true")
     implementFromWeex = true
diff --git a/android/sdk/build.gradle b/android/sdk/build.gradle
index a89d87d406..6363fd5a00 100755
--- a/android/sdk/build.gradle
+++ b/android/sdk/build.gradle
@@ -71,7 +71,6 @@ if (!project.hasProperty('ignoreVersionCheck') || !project.getProperty('ignoreVe
 
 android {
     compileSdkVersion project.compileSdkVersion
-//    buildToolsVersion project.buildToolsVersion
     resourcePrefix "weex"
     useLibrary 'org.apache.http.legacy'
     if(project.hasProperty('removeSharedLib') && "true".equals(project.getProperty('removeSharedLib'))) {