diff --git a/requirements.txt b/requirements.txt
index 29e792451..f9becba90 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -61,7 +61,9 @@ gTTS==2.3.1
 langchain
 nltk
 python-dotenv==1.0.0
-pymilvus
+pymilvus==2.2.1
+paddle==2.2
+paddleocr==2.6.1.3
 vcrpy
 chromadb
 markdown2