diff --git a/src/Bundle/ChillPersonBundle/Serializer/Normalizer/PersonJsonNormalizer.php b/src/Bundle/ChillPersonBundle/Serializer/Normalizer/PersonJsonNormalizer.php
index 1901fd50c..1969fffa7 100644
--- a/src/Bundle/ChillPersonBundle/Serializer/Normalizer/PersonJsonNormalizer.php
+++ b/src/Bundle/ChillPersonBundle/Serializer/Normalizer/PersonJsonNormalizer.php
@@ -189,6 +189,9 @@ class PersonJsonNormalizer implements DenormalizerAwareInterface, NormalizerAwar
     public function normalize($person, $format = null, array $context = [])
     {
         $groups = $context[AbstractNormalizer::GROUPS] ?? [];
+        if (is_string($groups)) {
+            $groups = [$groups];
+        }
         $household = $person->getCurrentHousehold();
         $currentResidentialAddresses = $this->residentialAddressRepository->findCurrentResidentialAddressByPerson($person);