diff --git a/frontend/src/controllers/questions.ts b/frontend/src/controllers/questions.ts
index 86f4a56d..61d048f5 100644
--- a/frontend/src/controllers/questions.ts
+++ b/frontend/src/controllers/questions.ts
@@ -14,7 +14,7 @@ export class QuestionController extends BaseController {
     loId: LearningObjectIdentifierDTO;
 
     constructor(loId: LearningObjectIdentifierDTO) {
-        super(`learningObject/${loId.hruid}/:${loId.version}/questions`);
+        super(`learningObject/${loId.hruid}/${loId.version}/questions`);
         this.loId = loId;
     }