diff --git a/.ci/debian_setup_docker.sh b/.ci/debian_setup_docker.sh
index 53db75d..4ee9b9a 100644
--- a/.ci/debian_setup_docker.sh
+++ b/.ci/debian_setup_docker.sh
@@ -1,3 +1,5 @@
+export DEBIAN_FRONTEND=noninteractive
+
 # Add Docker's official GPG key:
 sudo apt-get update
 sudo apt-get install -y ca-certificates curl
diff --git a/.ci/ubuntu_setup_docker.sh b/.ci/ubuntu_setup_docker.sh
index 5117357..28f9e0d 100644
--- a/.ci/ubuntu_setup_docker.sh
+++ b/.ci/ubuntu_setup_docker.sh
@@ -1,6 +1,6 @@
 # Add Docker's official GPG key:
 sudo apt-get update
-sudo apt-get install ca-certificates curl
+sudo apt-get install -y ca-certificates curl
 sudo install -m 0755 -d /etc/apt/keyrings
 sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc
 sudo chmod a+r /etc/apt/keyrings/docker.asc
@@ -12,6 +12,6 @@ echo \
   sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
 sudo apt-get update
 
-sudo apt-get install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
+sudo apt-get install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
 
 sudo usermod -aG docker $(whoami)