diff --git a/application/Espo/Entities/Email.php b/application/Espo/Entities/Email.php
index 5c95680165..8c56bad708 100644
--- a/application/Espo/Entities/Email.php
+++ b/application/Espo/Entities/Email.php
@@ -909,4 +909,14 @@ class Email extends Entity
     {
         return $this->get('icsContents');
     }
+
+    public function isReplied(): bool
+    {
+        return (bool) $this->get('isReplied');
+    }
+
+    public function setIsReplied(bool $isReplied = true): self
+    {
+        return $this->set('isReplied', $isReplied);
+    }
 }
diff --git a/application/Espo/Repositories/Email.php b/application/Espo/Repositories/Email.php
index 61e9eac157..4b3c0c7c40 100644
--- a/application/Espo/Repositories/Email.php
+++ b/application/Espo/Repositories/Email.php
@@ -522,9 +522,9 @@ class Email extends Database implements
             if (
                 $replied &&
                 $replied->getId() !== $entity->getId() &&
-                !$replied->getReplied()
+                !$replied->isReplied()
             ) {
-                $replied->set('isReplied', true);
+                $replied->setIsReplied();
 
                 $this->entityManager->saveEntity($replied, [SaveOption::SILENT => true]);
             }