diff --git a/app/build.gradle b/app/build.gradle
index f82b250..9558ef7 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -43,6 +43,8 @@ repositories {
 
 dependencies {
     compile 'com.emarsys:mobile-engage-sdk:+'
+    // Getting a "Could not find firebase-core" error? Make sure you have
+    // the latest Google Repository in the Android SDK manager
 
     compile 'com.android.support:appcompat-v7:25.3.1'
     compile 'com.android.support.constraint:constraint-layout:1.0.2'