diff --git a/graphrag_sdk/document_loaders/csv.py b/graphrag_sdk/document_loaders/csv.py
index 36a2d6f..96eb7b5 100644
--- a/graphrag_sdk/document_loaders/csv.py
+++ b/graphrag_sdk/document_loaders/csv.py
@@ -14,7 +14,7 @@ def __init__(self, path: str, rows_per_document: int = 500):
         self.rows_per_document = rows_per_document
 
     def load(self) -> Iterator[Document]:
-        with open(self.path, "r") as f:
+        with open(self.path, "r", encoding='utf-8') as f:
             reader = csv.reader(f)
             rows = [row for row in reader]
             num_rows = len(rows)