--- a/mobile/android/base/java/org/mozilla/gecko/telemetry/pingbuilders/TelemetrySyncPingBundleBuilder.java
+++ b/mobile/android/base/java/org/mozilla/gecko/telemetry/pingbuilders/TelemetrySyncPingBundleBuilder.java
@@ -73,17 +73,17 @@ public class TelemetrySyncPingBundleBuil
 
         payload.put("type", PING_TYPE);
         payload.put("version", PING_BUNDLE_VERSION);
         payload.put("id", docID);
         payload.put("creationDate", pingCreationDateFormat.format(new Date()));
 
         final ExtendedJSONObject application = new ExtendedJSONObject();
         application.put("architecture", Build.CPU_ABI);
-        application.put("buildID", AppConstants.MOZ_APP_BUILDID);
+        application.put("buildId", AppConstants.MOZ_APP_BUILDID);
         application.put("platformVersion", AppConstants.MOZ_APP_VERSION);
         application.put("name", AppConstants.MOZ_APP_BASENAME);
         application.put("version", AppConstants.MOZ_APP_VERSION);
         application.put("displayVersion", AppConstants.MOZ_APP_VERSION);
         application.put("vendor", AppConstants.MOZ_APP_VENDOR);
         application.put("xpcomAbi", AppConstants.MOZ_APP_ABI);
         application.put("channel", AppConstants.MOZ_UPDATE_CHANNEL);