diff --git a/assets/javascripts/discourse/components/topic-assignments.hbs b/assets/javascripts/discourse/components/topic-assignments.hbs
index 4ed2dd8..6aade76 100644
--- a/assets/javascripts/discourse/components/topic-assignments.hbs
+++ b/assets/javascripts/discourse/components/topic-assignments.hbs
@@ -7,6 +7,6 @@
   />
 </div>
 <Assignment
-  @assignment={{this.topicAssignment}}
+  @assignment={{this.selectedAssignment}}
   @onSubmit={{this.submit}}
   @showValidationErrors={{false}} />
\ No newline at end of file
diff --git a/assets/javascripts/discourse/components/topic-assignments.js b/assets/javascripts/discourse/components/topic-assignments.js
index 59c858c..19b71d8 100644
--- a/assets/javascripts/discourse/components/topic-assignments.js
+++ b/assets/javascripts/discourse/components/topic-assignments.js
@@ -1,20 +1,25 @@
 import Component from "@glimmer/component";
 import { tracked } from "@glimmer/tracking";
-import { action } from "@ember/object";
-import { inject as service } from "@ember/service";
 
 export default class TopicAssignments extends Component {
   @tracked selectedAssignmentId = 0;
+  @tracked selectedAssignment;
   TOPIC_ID = 0;
 
-  get topicAssignment() {
-    return this.args.assignments[0];
+  constructor() {
+    super(...arguments);
+    this.selectedAssignment = this.args.assignments[0]; // fixme andrei
   }
 
   get assignmentOptions() {
     return this.args.assignments.map((a) => this.#toComboBoxOption(a));
   }
 
+  synchronizeAssignment(selectedAssignmentId) {
+    this.selectedAssignmentId = selectedAssignmentId;
+    this.selectedAssignment = this.args.assignments[0]; // fixme andrei
+  }
+
   #toComboBoxOption(assignment) {
     if (assignment.type === "Topic") {
       return { id: this.TOPIC_ID, name: "Topic" };