diff --git a/python/requirements_linux_container.txt b/python/requirements_linux_container.txt
index 64838215..78b71a5e 100644
--- a/python/requirements_linux_container.txt
+++ b/python/requirements_linux_container.txt
@@ -5,7 +5,7 @@ opencv-python-headless==4.5.3.56
 # tensorflow==2.0.3
 # tensorflow-gpu==2.0.3
 # Keras==2.3.1
-protobuf==3.6.0
+protobuf==6.33.5
 scikit-learn==0.22.1
 scikit-image==0.16.2
 imutils==0.5.3