diff --git a/src/app/views/detail/detail.component.html b/src/app/views/detail/detail.component.html
index 3cdac8b..8b8a4e6 100644
--- a/src/app/views/detail/detail.component.html
+++ b/src/app/views/detail/detail.component.html
@@ -212,7 +212,7 @@ <h4> Lecture: {{ model.name }} </h4>
                         <ul #showILO>
                           <div *ngFor="let l of model.inheritedLearningObjectives">
                             <li *ngIf="l.name == l.concept_id">{{ l.name }}</li>
-                            <li *ngIf="l.name != l.concept_id"><a href="https://bok.eo4geo.eu/{{l.concept_id}}"
+                            <li *ngIf="l.name != l.concept_id"><a href="https://bok.eo4geo.eu/{{l.concept_id.split(']')[0].split('[')[1]}}"
                                                                                                                      target="_blank">{{l.name}}</a></li>
                           </div>
                         </ul>
@@ -227,7 +227,7 @@ <h4> Lecture: {{ model.name }} </h4>
                         <ul #showLO>
                           <div *ngFor="let l of model.learningObjectives">
                             <li *ngIf="l.name == l.concept_id">{{ l.name }}</li>
-                            <li *ngIf="l.name != l.concept_id"><a href="https://bok.eo4geo.eu/{{l.concept_id}}" target="_blank">{{l.name}}</a></li>
+                            <li *ngIf="l.name != l.concept_id"><a href="https://bok.eo4geo.eu/{{l.concept_id.split(']')[0].split('[')[1]}}" target="_blank">{{l.name}}</a></li>
                           </div>
                         </ul>
                       </div>