diff --git a/dockerfiles/Dockerfile.cuda b/dockerfiles/Dockerfile.cuda
index a132b7b559..b17bae31cd 100644
--- a/dockerfiles/Dockerfile.cuda
+++ b/dockerfiles/Dockerfile.cuda
@@ -12,7 +12,8 @@ ARG ONNXRUNTIME_REPO=https://github.com/Microsoft/onnxruntime
 ARG ONNXRUNTIME_BRANCH=master
 
 RUN apt-get update &&\
-    apt-get install -y sudo git bash
+    apt-get install -y sudo git bash unattended-upgrades
+RUN unattended-upgrade
 
 WORKDIR /code
 ENV PATH /usr/local/nvidia/bin:/usr/local/cuda/bin:/code/cmake-3.14.3-Linux-x86_64/bin:/opt/miniconda/bin:${PATH}
diff --git a/dockerfiles/Dockerfile.tensorrt b/dockerfiles/Dockerfile.tensorrt
index fff01610c5..2ea672c3cb 100644
--- a/dockerfiles/Dockerfile.tensorrt
+++ b/dockerfiles/Dockerfile.tensorrt
@@ -12,7 +12,8 @@ ARG ONNXRUNTIME_REPO=https://github.com/Microsoft/onnxruntime
 ARG ONNXRUNTIME_BRANCH=master
 
 RUN apt-get update &&\
-    apt-get install -y sudo git bash
+    apt-get install -y sudo git bash unattended-upgrades
+RUN unattended-upgrade
 
 WORKDIR /code
 ENV PATH /usr/local/nvidia/bin:/usr/local/cuda/bin:/code/cmake-3.14.3-Linux-x86_64/bin:/opt/miniconda/bin:${PATH}