diff --git a/src/Entity/Blog/Comment.php b/src/Entity/Blog/Comment.php
index 8faedd6..d78f2e0 100644
--- a/src/Entity/Blog/Comment.php
+++ b/src/Entity/Blog/Comment.php
@@ -65,7 +65,7 @@ class Comment
         $this->children = new ArrayCollection();
     }
 
-    public function getId(): int
+    public function getId(): ?int
     {
         return $this->id;
     }
diff --git a/src/Entity/Blog/File.php b/src/Entity/Blog/File.php
index 0ec9f68..f9342e5 100644
--- a/src/Entity/Blog/File.php
+++ b/src/Entity/Blog/File.php
@@ -25,7 +25,7 @@ class File
         $this->remoteUrl = $remoteUrl;
     }
 
-    public function getId(): int
+    public function getId(): ?int
     {
         return $this->id;
     }