diff --git a/android/build.gradle b/android/build.gradle
index cf55998e47732c885e50690e86c1e50209ded22a..8e2d0078c0f565e92c466752622d35b94a974c66 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -1,8 +1,8 @@
 apply plugin: 'com.android.library'
 
-def DEFAULT_COMPILE_SDK_VERSION             = 26
-def DEFAULT_BUILD_TOOLS_VERSION             = "25.0.2"
-def DEFAULT_TARGET_SDK_VERSION              = 26
+def DEFAULT_COMPILE_SDK_VERSION             = 27
+def DEFAULT_BUILD_TOOLS_VERSION             = "27.0.3"
+def DEFAULT_TARGET_SDK_VERSION              = 27
 def DEFAULT_GOOGLE_PLAY_SERVICES_VERSION    = "12.+"
 def DEFAULT_FIREBASE_CORE_VERSION           = "12.+"
 def DEFAULT_FIREBASE_MESSAGING_VERSION      = "12.+"
@@ -33,6 +33,5 @@ dependencies {
     compile "com.google.firebase:firebase-core:$firebaseCoreVersion"
     compile "com.google.firebase:firebase-messaging:$firebaseMessagingVersion"
     compile 'me.leolin:ShortcutBadger:1.1.17@aar'
-    compile "com.android.support:support-core-utils:26.1.0"
+    compile "com.android.support:support-core-utils:27.1.1"
 }
-