diff --git a/app/build.gradle b/app/build.gradle
index 29232c59..88499c1d 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -17,6 +17,9 @@ android {
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
         }
     }
+    buildTypes.each {
+        it.buildConfigField 'String', 'OPEN_WEATHER_MAP_API_KEY', MyOpenWeatherMapApiKey
+    }
 }
 
 dependencies {
diff --git a/app/src/main/java/com/example/android/sunshine/app/sync/SunshineSyncAdapter.java b/app/src/main/java/com/example/android/sunshine/app/sync/SunshineSyncAdapter.java
index e2482357..ead920b0 100644
--- a/app/src/main/java/com/example/android/sunshine/app/sync/SunshineSyncAdapter.java
+++ b/app/src/main/java/com/example/android/sunshine/app/sync/SunshineSyncAdapter.java
@@ -30,6 +30,7 @@
 import android.util.Log;
 
 import com.bumptech.glide.Glide;
+import com.example.android.sunshine.app.BuildConfig;
 import com.example.android.sunshine.app.MainActivity;
 import com.example.android.sunshine.app.R;
 import com.example.android.sunshine.app.Utility;
@@ -114,12 +115,14 @@ public void onPerformSync(Account account, Bundle extras, String authority, Cont
             final String FORMAT_PARAM = "mode";
             final String UNITS_PARAM = "units";
             final String DAYS_PARAM = "cnt";
+            final String APPID_PARAM = "APPID";
 
             Uri builtUri = Uri.parse(FORECAST_BASE_URL).buildUpon()
                     .appendQueryParameter(QUERY_PARAM, locationQuery)
                     .appendQueryParameter(FORMAT_PARAM, format)
                     .appendQueryParameter(UNITS_PARAM, units)
                     .appendQueryParameter(DAYS_PARAM, Integer.toString(numDays))
+                    .appendQueryParameter(APPID_PARAM, BuildConfig.OPEN_WEATHER_MAP_API_KEY)
                     .build();
 
             URL url = new URL(builtUri.toString());