diff --git a/core/modules/filter/src/Entity/FilterFormat.php b/core/modules/filter/src/Entity/FilterFormat.php
index 8b846be57a3..550e0f04070 100644
--- a/core/modules/filter/src/Entity/FilterFormat.php
+++ b/core/modules/filter/src/Entity/FilterFormat.php
@@ -75,7 +75,7 @@ class FilterFormat extends ConfigEntityBase implements FilterFormatInterface, En
    *
    * @var string
    */
-  protected $name;
+  protected $name = '';
 
   /**
    * Weight of this format in the text format selector.