diff --git a/backend/src/main/java/com/nttdata/calender/api/KalenderRestController.java b/backend/src/main/java/com/nttdata/calender/api/KalenderRestController.java
index 9100df9..e17c2f6 100644
--- a/backend/src/main/java/com/nttdata/calender/api/KalenderRestController.java
+++ b/backend/src/main/java/com/nttdata/calender/api/KalenderRestController.java
@@ -117,7 +117,7 @@ public class KalenderRestController {
 
     @CrossOrigin("*")
     @GetMapping("/api/getPlanTimes") 
-    public ArrayList<CalendarWeek> getPlanTimes(@RequestBody PlanTimesRequest request) throws ARException {
+    public ArrayList<CalendarWeek> getPlanTimes(@RequestBody PlanTimesRequest request) throws ARException, ValidationError {
         PlanTimes p = new PlanTimes(javaAPI);
         p.setPlanTimes(request);
         return p.getPlanTimes();