src/Normalizer/ConfigEntityNormalizer.php | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/src/Normalizer/ConfigEntityNormalizer.php b/src/Normalizer/ConfigEntityNormalizer.php
index 3b8d06c..7257d6f 100644
--- a/src/Normalizer/ConfigEntityNormalizer.php
+++ b/src/Normalizer/ConfigEntityNormalizer.php
@@ -44,12 +44,11 @@ class ConfigEntityNormalizer extends EntityNormalizer {
    * {@inheritdoc}
    */
   protected function serializeField($field, array $context, $format) {
-    $output = $this->serializer->normalize($field, $format, $context);
-    if (!is_array($output)) {
-      $output = [$output];
+    if (!is_array($field)) {
+      $field = [$field];
     }
     $output = new FieldNormalizerValue(
-      [new FieldItemNormalizerValue($output)],
+      [new FieldItemNormalizerValue($field)],
       1
     );
     $output->setPropertyType('attributes');