diff --git a/mnistandroid/build.gradle b/mnistandroid/build.gradle
index 7033e6a..99636a9 100644
--- a/mnistandroid/build.gradle
+++ b/mnistandroid/build.gradle
@@ -3,9 +3,10 @@
 buildscript {
     repositories {
         jcenter()
+        google()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.3.2'
+        classpath 'com.android.tools.build:gradle:3.2.1'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
@@ -15,6 +16,8 @@ buildscript {
 allprojects {
     repositories {
         jcenter()
+        google()
+        
         flatDir {
             dirs "$rootProject.projectDir/aars"
         }