diff --git a/android/build.gradle b/android/build.gradle
index 6013459ac..562c1656d 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -18,6 +18,10 @@ allprojects {
     repositories {
         mavenLocal()
         jcenter()
+        maven {
+            // Google's maven repository, required for AppCompat
+            url "https://maven.google.com"
+        }
         maven {
             // All of React Native (JS, Obj-C sources, Android binaries) is
             // installed from npm.
diff --git a/android/sdk/build.gradle b/android/sdk/build.gradle
index 02b3efd82..a6457e27e 100644
--- a/android/sdk/build.gradle
+++ b/android/sdk/build.gradle
@@ -22,7 +22,7 @@ android {
 dependencies {
     compile fileTree(dir: 'libs', include: ['*.jar'])
 
-    compile 'com.android.support:appcompat-v7:23.0.1'
+    compile 'com.android.support:appcompat-v7:25.4.0'
     compile 'com.facebook.react:react-native:+'
 
     compile project(':react-native-background-timer')