diff --git a/scripts/installer.sh b/scripts/installer.sh
index 67e32bd25..e5caa9168 100755
--- a/scripts/installer.sh
+++ b/scripts/installer.sh
@@ -34,9 +34,9 @@ log "updating docker"
 readonly docker_version=20.10.3
 if [[ $(docker version --format {{.Client.Version}}) != "${docker_version}" ]]; then
     # there are 3 packages for docker - containerd, CLI and the daemon
-    curl -sL "https://download.docker.com/linux/ubuntu/dists/${ubuntu_codename}/pool/stable/amd64/containerd.io_1.4.3-1_amd64.deb" -o /tmp/containerd.deb
-    curl -sL "https://download.docker.com/linux/ubuntu/dists/${ubuntu_codename}/pool/stable/amd64/docker-ce-cli_${docker_version}~3-0~ubuntu-${ubuntu_codename}_amd64.deb" -o /tmp/docker-ce-cli.deb
-    curl -sL "https://download.docker.com/linux/ubuntu/dists/${ubuntu_codename}/pool/stable/amd64/docker-ce_${docker_version}~3-0~ubuntu-${ubuntu_codename}_amd64.deb" -o /tmp/docker.deb
+    $curl -sL "https://download.docker.com/linux/ubuntu/dists/${ubuntu_codename}/pool/stable/amd64/containerd.io_1.4.3-1_amd64.deb" -o /tmp/containerd.deb
+    $curl -sL "https://download.docker.com/linux/ubuntu/dists/${ubuntu_codename}/pool/stable/amd64/docker-ce-cli_${docker_version}~3-0~ubuntu-${ubuntu_codename}_amd64.deb" -o /tmp/docker-ce-cli.deb
+    $curl -sL "https://download.docker.com/linux/ubuntu/dists/${ubuntu_codename}/pool/stable/amd64/docker-ce_${docker_version}~3-0~ubuntu-${ubuntu_codename}_amd64.deb" -o /tmp/docker.deb
 
     log "Waiting for all dpkg tasks to finish..."
     while fuser /var/lib/dpkg/lock; do
@@ -65,7 +65,7 @@ fi
 readonly nginx_version=$(nginx -v 2>&1)
 if [[ "${nginx_version}" != *"1.18."* ]]; then
     log "installing nginx 1.18"
-    curl -sL http://nginx.org/packages/ubuntu/pool/nginx/n/nginx/nginx_1.18.0-2~${ubuntu_codename}_amd64.deb -o /tmp/nginx.deb
+    $curl -sL http://nginx.org/packages/ubuntu/pool/nginx/n/nginx/nginx_1.18.0-2~${ubuntu_codename}_amd64.deb -o /tmp/nginx.deb
     # apt install with install deps (as opposed to dpkg -i)
     apt install -y -o Dpkg::Options::="--force-confdef" -o Dpkg::Options::="--force-confold" --force-yes /tmp/nginx.deb
     rm /tmp/nginx.deb