diff --git a/pyproject.toml b/pyproject.toml
index e42193a..f736bca 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,6 +11,7 @@ dependencies = [
   "openpyxl>=3.1.2",
   "pandas",
   "prefect==3.0.0",
+  "pydantic==2.8.2",
   "psycopg2-binary",
   "python-dotenv",
   "xlrd>=2.0.1",