diff --git a/serializers/json/src/test/resources/testinput1.json b/serializers/json/src/test/resources/testinput1.json
index 74ac948..583a57b 100644
--- a/serializers/json/src/test/resources/testinput1.json
+++ b/serializers/json/src/test/resources/testinput1.json
@@ -13,7 +13,7 @@
     "leaf6": 6,
     "leaf7": "7",
     "leaf8": "8",
-    "leaf9": "true",
+    "leaf9": true,
     "leaf10": "-922337203685477580.8",
     "ll1": [
       1,