diff --git a/requirements.txt b/requirements.txt
index 0d9a858..a9c9572 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,7 +15,7 @@ olefile==0.46
 opencv-python==4.1.2.30
 pandas==0.25.3
 Pillow==7.1.0
-protobuf==3.11.2
+protobuf==3.15.0
 psutil==5.6.7
 ptop==1.0
 pycparser==2.19