diff --git a/app/app/controllers/cbv/base_controller.rb b/app/app/controllers/cbv/base_controller.rb
index 0eaf756c..6229756d 100644
--- a/app/app/controllers/cbv/base_controller.rb
+++ b/app/app/controllers/cbv/base_controller.rb
@@ -90,6 +90,7 @@ def capture_page_view
       event_logger.track("CbvPageView", request, {
         cbv_flow_id: @cbv_flow.id,
         invitation_id: @cbv_flow.cbv_flow_invitation_id,
+        cbv_applicant_id: @cbv_flow.cbv_applicant_id,
         client_agency_id: @cbv_flow.client_agency_id,
         path: request.path
       })
diff --git a/app/lib/mixpanel_event_tracker.rb b/app/lib/mixpanel_event_tracker.rb
index be83c98e..35974354 100644
--- a/app/lib/mixpanel_event_tracker.rb
+++ b/app/lib/mixpanel_event_tracker.rb
@@ -8,12 +8,12 @@ def initialize
   end
 
   def track(event_type, request, attributes = {})
-    # Use the "invitation_id" attribute as the distinct_id as it currently best
+    # Use the "cbv_applicant_id" attribute as the distinct_id as it currently best
     # represents the concept of a unique user.
-    invitation_id = attributes.fetch(:invitation_id, "")
+    applicant_id = attributes.fetch(:cbv_applicant_id, "")
     distinct_id = ""
-    if invitation_id.present?
-      distinct_id = "applicant-#{invitation_id}"
+    if applicant_id.present?
+      distinct_id = "applicant-#{applicant_id}"
 
       # This creates a profile for a distinct user
       flow_id = attributes.fetch(:cbv_flow_id, "")