From 4a0ecc1c15ea779b60952701cdb16a29b43651c1 Mon Sep 17 00:00:00 2001
From: Paul van Schayck <paul.van.schayck@knmi.nl>
Date: Thu, 14 Nov 2024 14:18:51 +0100
Subject: [PATCH] Default value for values should be []

---
 src/covjson_pydantic/ndarray.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/covjson_pydantic/ndarray.py b/src/covjson_pydantic/ndarray.py
index 6906335..25b9057 100644
--- a/src/covjson_pydantic/ndarray.py
+++ b/src/covjson_pydantic/ndarray.py
@@ -26,7 +26,7 @@ class NdArray(CovJsonBaseModel, Generic[NdArrayTypeT], extra="allow"):
     dataType: DataType  # noqa: N815
     axisNames: Optional[List[str]] = None  # noqa: N815
     shape: Optional[List[int]] = None
-    values: List[Optional[NdArrayTypeT]] = None
+    values: List[Optional[NdArrayTypeT]] = []
 
     @model_validator(mode="after")
     def check_data_type(self):