diff --git a/libreplan-business/src/main/java/org/libreplan/business/planner/entities/visitors/AccumulateTasksDeadlineStatusVisitor.java b/libreplan-business/src/main/java/org/libreplan/business/planner/entities/visitors/AccumulateTasksDeadlineStatusVisitor.java
index 20fee15a0..f96c26f8a 100644
--- a/libreplan-business/src/main/java/org/libreplan/business/planner/entities/visitors/AccumulateTasksDeadlineStatusVisitor.java
+++ b/libreplan-business/src/main/java/org/libreplan/business/planner/entities/visitors/AccumulateTasksDeadlineStatusVisitor.java
@@ -49,7 +49,7 @@ public class AccumulateTasksDeadlineStatusVisitor extends TaskElementVisitor {
     public void visit(Task task) {
         TaskDeadlineViolationStatusEnum status = task.getDeadlineViolationStatus();
         Integer currentValue = taskDeadlineViolationStatusData.get(status);
-        taskDeadlineViolationStatusData.put(status, currentValue++);
+        taskDeadlineViolationStatusData.put(status, Integer.valueOf(currentValue.intValue() + 1));
     }
 
     public void visit(TaskGroup taskGroup) {
diff --git a/libreplan-business/src/main/java/org/libreplan/business/planner/entities/visitors/AccumulateTasksStatusVisitor.java b/libreplan-business/src/main/java/org/libreplan/business/planner/entities/visitors/AccumulateTasksStatusVisitor.java
index 2297af1bb..86257224f 100644
--- a/libreplan-business/src/main/java/org/libreplan/business/planner/entities/visitors/AccumulateTasksStatusVisitor.java
+++ b/libreplan-business/src/main/java/org/libreplan/business/planner/entities/visitors/AccumulateTasksStatusVisitor.java
@@ -52,7 +52,7 @@ public class AccumulateTasksStatusVisitor extends TaskElementVisitor {
     public void visit(Task task) {
         TaskStatusEnum status = task.getTaskStatus();
         Integer currentValue = getTaskStatusData().get(status);
-        taskStatusData.put(status, currentValue++);
+        taskStatusData.put(status, Integer.valueOf(currentValue.intValue() + 1));
     }
 
     public void visit(TaskGroup taskGroup) {