diff --git a/lib/dataCollection.js b/lib/dataCollection.js
index 1c58d40..42443c3 100644
--- a/lib/dataCollection.js
+++ b/lib/dataCollection.js
@@ -262,7 +262,7 @@ function rollUpEvents() {
     const daysInExperiment = (Date.now() - ss.storage.experimentStart) / ONE_DAY_MILLIS;
 
     const payload = {
-      version: 1,
+      version: 2,
       clientID: ClientID.getCachedClientID(),
       locale: tryGetCharPref('general.useragent.locale', 'zz-ZZ'),
       geo: tryGetCharPref('browser.search.countryCode', 'ZZ'),
diff --git a/package.json b/package.json
index 6293a74..c622153 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "plugin-safety",
   "description": "Plugin Safety as a Shield Study",
-  "version": "1.2.3",
+  "version": "1.2.5",
   "author": "Doug Thayer",
   "bugs": {
     "url": "https://github.com/squarewave/shield-study-essential-flash/issues"