diff --git a/backend/src/main/java/core/entities/timemanager/Task.java b/backend/src/main/java/core/entities/timemanager/Task.java
index 41e68a9..0afa064 100644
--- a/backend/src/main/java/core/entities/timemanager/Task.java
+++ b/backend/src/main/java/core/entities/timemanager/Task.java
@@ -75,6 +75,8 @@ public class Task {
            clonedSchedules.add(clonedSchedule);
            clonedTask.getBasicTaskSchedules().clear();
            clonedTask.getBasicTaskSchedules().add(clonedSchedule);
+
+           clonedSchedule.setTask(clonedTask);
        }
 
        Set<Task> clonedSubtasks = new HashSet<>();
diff --git a/backend/src/main/java/core/services/TaskSeriesService.java b/backend/src/main/java/core/services/TaskSeriesService.java
index fbfbf22..28c4bdf 100644
--- a/backend/src/main/java/core/services/TaskSeriesService.java
+++ b/backend/src/main/java/core/services/TaskSeriesService.java
@@ -62,6 +62,7 @@ public class TaskSeriesService {
         List<AbstractSchedule> clonedSchedules = new ArrayList<>();
 
         LocalDate currentDate = rootTask.getStartDate().plusDays(offsetMap.get(rootTask));
+        long index = 1;
         while(currentDate.isBefore(endingDate)) {
             var cloneResult = rootTask.cloneTask();
             Task clonedRootTask = cloneResult.getValue00();
@@ -73,10 +74,11 @@ public class TaskSeriesService {
                 taskSerie.addItem(item);
             }
 
-            clonedRootTask.shiftTask(offsetMap.get(rootTask));
+            clonedRootTask.shiftTask(index * offsetMap.get(rootTask));
 
             currentDate = currentDate.plusDays(offsetMap.get(rootTask));
             itemIndex += offsetMap.size();
+            index++;
         }
 
         return new Tupel<>(clonedTasks, clonedSchedules);
@@ -105,7 +107,7 @@ public class TaskSeriesService {
         HashMap<Task, Integer> offsetMap = new HashMap<>();
         offsetMap.put(rootTask, taskRepeatInfo.getOffset());
 
-        var repeatingResult = repeatTask(rootTask, taskRepeatInfo.getEndingDate(), offsetMap, taskSerie, 0);
+        var repeatingResult = repeatTask(rootTask, taskRepeatInfo.getEndingDate(), offsetMap, taskSerie, 1);
         List<Task> clonedTasks = new ArrayList<>(repeatingResult.getValue00());
         List<AbstractSchedule> clonedSchedules = new ArrayList<>(repeatingResult.getValue01());