diff --git a/Repository/SingleTaskRepository.php b/Repository/SingleTaskRepository.php
index 68ba7f5ca..f2bbd06c3 100644
--- a/Repository/SingleTaskRepository.php
+++ b/Repository/SingleTaskRepository.php
@@ -181,7 +181,7 @@ class SingleTaskRepository extends \Doctrine\ORM\EntityRepository
         if ($negative === false) {
             return $qb->expr()->andX()
                 ->add($qb->expr()->isNotNull('st.endDate'))
-                ->add($qb->expr()->lt('st.endDate', ':now'))
+                ->add($qb->expr()->lte('st.endDate', ':now'))
                 ;
         } else {
             return $qb->expr()->orX()
@@ -199,7 +199,7 @@ class SingleTaskRepository extends \Doctrine\ORM\EntityRepository
     {
         if ($negative === false) {
             return $qb->expr()->andX()
-                ->add($qb->expr()->lt(
+                ->add($qb->expr()->lte(
                     $qb->expr()->diff('st.endDate', 'st.warningInterval'), ':now'
                     )
                 );
@@ -225,7 +225,7 @@ class SingleTaskRepository extends \Doctrine\ORM\EntityRepository
     {
         if ($negative === false) {
             return $qb->expr()->orX()
-                    ->add($qb->expr()->lt('st.startDate', ':now'))
+                    ->add($qb->expr()->lte('st.startDate', ':now'))
                     ->add($qb->expr()->isNull('st.startDate'))
                 ;
         } else {