diff --git a/plugins/editors/tinymce/tinymce.php b/plugins/editors/tinymce/tinymce.php
index 94118bf70ef93..cc034a74dcfad 100644
--- a/plugins/editors/tinymce/tinymce.php
+++ b/plugins/editors/tinymce/tinymce.php
@@ -242,7 +242,7 @@ public function onDisplay(
 			->where(
 				[
 					$db->quoteName('client_id') . ' = 0',
-					$db->quoteName('home') . ' = 1'
+					$db->quoteName('home') . ' = ' . $db->quote('1')
 				]
 			);