diff --git a/runestone/common/js/runestonebase.js b/runestone/common/js/runestonebase.js
index c9b15bb96..401b2afc0 100644
--- a/runestone/common/js/runestonebase.js
+++ b/runestone/common/js/runestonebase.js
@@ -82,7 +82,7 @@ export default class RunestoneBase {
             return;
         }
         let post_return;
-        eventInfo.course = eBookConfig.course;
+        eventInfo.course_name = eBookConfig.course;
         eventInfo.clientLoginStatus = eBookConfig.isLoggedIn;
         eventInfo.timezoneoffset = new Date().getTimezoneOffset() / 60;
         if (this.percent) {