diff --git a/core/modules/filter/src/Plugin/Filter/FilterCaption.php b/core/modules/filter/src/Plugin/Filter/FilterCaption.php
index 2151dac..627379e 100644
--- a/core/modules/filter/src/Plugin/Filter/FilterCaption.php
+++ b/core/modules/filter/src/Plugin/Filter/FilterCaption.php
@@ -76,13 +76,13 @@ public function process($text, $langcode) {
           ->item(0)
           ->childNodes;
 
-        foreach($updated_nodes as $updated_node) {
+        foreach ($updated_nodes as $updated_node) {
           // Import the updated node from the new DOMDocument into the original
           // one, importing also the child nodes of the updated node.
           $updated_node = $dom->importNode($updated_node, TRUE);
           $node->parentNode->insertBefore($updated_node, $node);
         }
-        // Finally, remove the original data-caption node
+        // Finally, remove the original data-caption node.
         $node->parentNode->removeChild($node);
       }