diff --git a/index.js b/index.js
index 95f24c6..2764949 100644
--- a/index.js
+++ b/index.js
@@ -71,6 +71,7 @@ export const Rels = {
 		activityUsage: 'https://activities.api.brightspace.com/rels/activity-usage',
 		actorActivityUsage: 'https://activities.api.brightspace.com/rels/actor-activity-usage',
 		advancedAssessment: 'https://activities.api.brightspace.com/rels/advanced-assessment',
+		assignedActivity: 'https://activities.api.brightspace.com/rels/assigned-activity',
 		associations: 'https://activities.api.brightspace.com/rels/associations',
 		evaluation: 'https://activities.api.brightspace.com/rels/evaluation',
 		evaluationStatus: 'https://activities.api.brightspace.com/rels/evaluation-status',
@@ -446,6 +447,7 @@ export const Classes = {
 	},
 	questions: {
 		allOrNothing: 'AllOrNothing',
+		activityQuestion: 'activity-question',
 		answer: 'answer',
 		arithmetic: 'Arithmetic',
 		candidateResponse: 'candidate-response',