diff --git a/main.py b/main.py
index 90f3651..1eaea47 100644
--- a/main.py
+++ b/main.py
@@ -17,7 +17,7 @@ def text_embedding_flow(
         # Split the document into chunks, put into `chunks` field
         doc["chunks"] = doc["content"].transform(
             cocoindex.functions.SplitRecursively(),
-            language="javascript",
+            language="markdown",
             chunk_size=300,
             chunk_overlap=100,
         )