From fcc98f868b3717e042a165924e450c782a801da6 Mon Sep 17 00:00:00 2001
From: dgawlowsky <154998212+dgawlowsky@users.noreply.github.com>
Date: Sat, 3 Feb 2024 17:54:52 +0100
Subject: [PATCH] Update _flattening.py

---
 singer_sdk/helpers/_flattening.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/singer_sdk/helpers/_flattening.py b/singer_sdk/helpers/_flattening.py
index 83cda211d..3f72cd2b2 100644
--- a/singer_sdk/helpers/_flattening.py
+++ b/singer_sdk/helpers/_flattening.py
@@ -430,7 +430,7 @@ def _flatten_record(
             items.append(
                 (
                     new_key,
-                    json.dumps(v, use_decimal=True, default=str)
+                    json.dumps(v, use_decimal=True, default=str, allow_nan=True)
                     if _should_jsondump_value(k, v, flattened_schema)
                     else v,
                 ),