diff --git a/composer.json b/composer.json
index 77bbcf0..240e719 100644
--- a/composer.json
+++ b/composer.json
@@ -13,7 +13,7 @@
         "php": ">=7.1",
         "ext-curl": "*",
         "guzzle/guzzle": "~3.7",
-        "jms/serializer": "~1.12",
+        "jms/serializer": "~0.12 || ~1.12",
         "symfony/validator": "2.8.*"
     },
     "require-dev": {
diff --git a/composer.lock b/composer.lock
index e47b11d..b9af9d6 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "content-hash": "f348e2a8323f56a59c999bf170d5152e",
+    "content-hash": "30a8a446d0ad1f6c6aa41f4ef612b0f6",
     "packages": [
         {
             "name": "doctrine/annotations",