diff --git a/pyproject.toml b/pyproject.toml
index bbdd8f3..858d352 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,6 +18,7 @@ python = "<3.12,>=3.7.1"
 singer-sdk = { version=">=0.28,<0.31" }
 fs-s3fs = { version = "^1.1.1", optional = true }
 clickhouse-sqlalchemy = "^0.2.4"
+simplejson = "^3.19.1"
 
 [tool.poetry.dev-dependencies]
 pytest = "^7.2.1"
diff --git a/target_clickhouse/sinks.py b/target_clickhouse/sinks.py
index f0bbf60..7b36d70 100644
--- a/target_clickhouse/sinks.py
+++ b/target_clickhouse/sinks.py
@@ -2,10 +2,10 @@
 
 from __future__ import annotations
 
-import json
 import typing
 from typing import TYPE_CHECKING, Any, Iterable
 
+import simplejson as json
 import sqlalchemy.types
 from clickhouse_sqlalchemy import (
     Table,