diff --git a/examples/chat-pdf/requirements.txt b/examples/chat-pdf/requirements.txt
index 6d9a4416..b9bbe5aa 100644
--- a/examples/chat-pdf/requirements.txt
+++ b/examples/chat-pdf/requirements.txt
@@ -1,3 +1,4 @@
 streamlit
 embedchain
-pysqlite3-binary
\ No newline at end of file
+langchain-text-splitters
+pysqlite3-binary