diff --git a/common/djangoapps/course_modes/views.py b/common/djangoapps/course_modes/views.py
index 046767a26b..759073a135 100644
--- a/common/djangoapps/course_modes/views.py
+++ b/common/djangoapps/course_modes/views.py
@@ -195,6 +195,7 @@ class ChooseModeView(View):
             "content_gating_enabled": gated_content,
             "course_duration_limit_enabled": CourseDurationLimitConfig.enabled_for_enrollment(request.user, course),
             "search_courses_url": urljoin(settings.MKTG_URLS.get('ROOT'), '/search?tab=course'),
+            "course_run_key": course_id,
         }
         context.update(
             get_experiment_user_metadata_context(