diff --git a/controllers/d.blog.php b/controllers/d.blog.php
index 4d93d3a..9e50180 100755
--- a/controllers/d.blog.php
+++ b/controllers/d.blog.php
@@ -104,7 +104,7 @@ switch ($controller->splitted_url[1]) {
 					$blogArticle->content = $_POST['content'];
 					$blogArticle->locale = $_POST['locale'];
 					$blogArticle->name = $_POST['name'];
-					$blogArticle->is_commentable = isset($_POST['is_commentable'])?'t':'f';
+					$blogArticle->is_commentable = $_POST['is_commentable'];
 					$blogArticle->author = $user->id;
 					$blogArticle->update();
 					header('Location: '.$config['rel_root_folder']."blog/".$blogArticle->permalink);
diff --git a/models/d.blog.php b/models/d.blog.php
index 984f9f1..74ed053 100755
--- a/models/d.blog.php
+++ b/models/d.blog.php
@@ -130,6 +130,12 @@ class BlogArticle
 		$result = pg_execute($con, "prepare3", array($this->locale_id, $user->id))
 			or die ("Cannot execute statement\n");
 
+		$query = "UPDATE contents SET is_commentable = $1 WHERE id = $2";
+		pg_prepare($con, "prepare4", $query)
+			or die ("Cannot prepare statement\n");
+		pg_execute($con, "prepare4", array($this->is_commentable ? 't' : 'f', $this->content_id))
+			or die ("Cannot prepare statement\n");
+
 		pg_close($con);
 
 		error_log(