diff --git a/Facial-recognition/requirements.txt b/Facial-recognition/requirements.txt
index fc94e32..6b33212 100644
--- a/Facial-recognition/requirements.txt
+++ b/Facial-recognition/requirements.txt
@@ -7,5 +7,5 @@ imutils==0.5.1
 numpy==1.15.2
 matplotlib==3.0.0
 scipy==1.1.0
-protobuf==3.6.0
+protobuf==3.18.3
 Pillow