diff --git a/dense-passage-retrieval-with-ann/requirements.txt b/dense-passage-retrieval-with-ann/requirements.txt
index 7755aafd1..590fe60b9 100644
--- a/dense-passage-retrieval-with-ann/requirements.txt
+++ b/dense-passage-retrieval-with-ann/requirements.txt
@@ -1,4 +1,4 @@
-protobuf >=4.24.4, <=4.24.4
+protobuf 
 torch==1.10.2
 transformers==4.10.3
 onnx