diff --git a/baseimage/initializeBaseUbuntuImage.sh b/baseimage/initializeBaseUbuntuImage.sh
index e18812f42..00b462a4a 100644
--- a/baseimage/initializeBaseUbuntuImage.sh
+++ b/baseimage/initializeBaseUbuntuImage.sh
@@ -58,7 +58,7 @@ echo -e "[Service]\nExecStart=\nExecStart=/usr/bin/dockerd -H fd:// --log-driver
 
 curl -sL https://download.docker.com/linux/ubuntu/dists/xenial/pool/stable/amd64/docker-ce_17.03.1~ce-0~ubuntu-xenial_amd64.deb -o /tmp/docker.deb
 # apt install with install deps (as opposed to dpkg -i)
-apt install /tmp/docker.deb
+apt install -y /tmp/docker.deb
 rm /tmp/docker.deb
 
 storage_driver=$(docker info | grep "Storage Driver" | sed 's/.*: //')
diff --git a/scripts/installer.sh b/scripts/installer.sh
index cc3176867..c42adcc57 100755
--- a/scripts/installer.sh
+++ b/scripts/installer.sh
@@ -87,7 +87,7 @@ if [[ $(docker version --format {{.Client.Version}}) != "17.03.1-ce" ]]; then
     done
 
     apt-get remove -y --allow-change-held-packages docker-engine || true
-    apt install /tmp/docker.deb
+    apt install -y /tmp/docker.deb
     rm /tmp/docker.deb
 fi