diff --git a/core/modules/views/src/Plugin/views/field/FieldPluginBase.php b/core/modules/views/src/Plugin/views/field/FieldPluginBase.php
index 6c8ada1..857db52 100644
--- a/core/modules/views/src/Plugin/views/field/FieldPluginBase.php
+++ b/core/modules/views/src/Plugin/views/field/FieldPluginBase.php
@@ -319,7 +319,7 @@ public function getElements() {
    * {@inheritdoc}
    */
   public function elementClasses($row_index = NULL) {
-    $classes = explode(' ', $this->options['element_class']);
+    $classes = preg_split('/(?<!{{)\s+(?!}})/', $this->options['element_class']);
     foreach ($classes as &$class) {
       $class = $this->tokenizeValue($class, $row_index);
       $class = Html::cleanCssIdentifier($class);