diff --git a/collect_app/src/main/java/org/odk/collect/android/tasks/InstanceUploaderTask.java b/collect_app/src/main/java/org/odk/collect/android/tasks/InstanceUploaderTask.java
index 453d08429f5..6c4aebd7bad 100644
--- a/collect_app/src/main/java/org/odk/collect/android/tasks/InstanceUploaderTask.java
+++ b/collect_app/src/main/java/org/odk/collect/android/tasks/InstanceUploaderTask.java
@@ -109,7 +109,7 @@ public Outcome doInBackground(Long... instanceIdsToUpload) {
             publishProgress(i + 1, instancesToUpload.size());
 
             if (completeDestinationUrl != null) {
-                Analytics.log(AnalyticsEvents.INSTANCE_UPLOAD_CUSTOM_SERVER, "referrer", referrer);
+                Analytics.log(AnalyticsEvents.INSTANCE_UPLOAD_CUSTOM_SERVER, "label", referrer);
             }
 
             try {