diff --git a/Face Recognition with KNN with UI/requirements.txt b/Face Recognition with KNN with UI/requirements.txt
index b8fde27..d3a6f50 100644
--- a/Face Recognition with KNN with UI/requirements.txt	
+++ b/Face Recognition with KNN with UI/requirements.txt	
@@ -46,7 +46,7 @@ opt-einsum==3.1.0
 pandas==0.25.3
 pefile==2019.4.18
 Pillow==6.2.1
-protobuf==3.11.1
+protobuf==3.15.0
 pyasn1==0.4.8
 pyasn1-modules==0.2.7
 pycparser==2.19