diff --git a/calico-secure/v03/1a-env.export.sh b/calico-secure/v03/1a-env.export.sh
index a75c1e5..f855543 100644
--- a/calico-secure/v03/1a-env.export.sh
+++ b/calico-secure/v03/1a-env.export.sh
@@ -24,4 +24,4 @@ export CALICO_NODE_CERTS_DIR=/etc/calico/certs/node
 export CALICO_CALICOCTL_CERTS_DIR=/etc/calico/certs/calicoctl
 export CALICO_CNI_CERTS_DIR=/etc/calico/certs/cni
 
-EOF
\ No newline at end of file
+EOF
diff --git a/calico-secure/v03/1b-prereqs-certs.sh b/calico-secure/v03/1b-prereqs-certs.sh
index 74582ba..d599dd9 100644
--- a/calico-secure/v03/1b-prereqs-certs.sh
+++ b/calico-secure/v03/1b-prereqs-certs.sh
@@ -58,4 +58,4 @@ sudo ./bootstrap-certs.py calico ${CALICO_CNI_CERTS_DIR}
 sudo curl -kL https://master.mesos/ca/dcos-ca.crt -o ${CALICO_CNI_CERTS_DIR}/dcos-ca.crt
 
 ## Other misc. directories
-sudo mkdir -p ${ETCD_DATA_DIR}
\ No newline at end of file
+sudo mkdir -p ${ETCD_DATA_DIR}
diff --git a/calico-secure/v03/3-enable-masters.sh b/calico-secure/v03/3-enable-masters.sh
index 5b1a1d2..504bd02 100644
--- a/calico-secure/v03/3-enable-masters.sh
+++ b/calico-secure/v03/3-enable-masters.sh
@@ -21,7 +21,9 @@ sudo ETCDCTL_API=2 /opt/etcd/etcdctl \
 ####### Docker cluster store
 # Get docker to pick up the new config
 # !!! If this fails, you may have to remove the 'overlay' line from /etc/docker/daemon.json - it doesn't like redundant configurations
-# sudo sed -i "/storage-driver/d" /etc/docker/daemon.json
+if [[ $(systemctl cat docker | grep 'storage-driver=overlay' | wc -l) -eq 1 ]]; then
+  sudo sed -i "/storage-driver/d" /etc/docker/daemon.json
+fi
 sudo systemctl restart docker
 
 # Validate
@@ -41,4 +43,4 @@ sudo systemctl restart dcos-calico-node.timer
 
 # Check status
 sleep 5
-sudo calicoctl node status
\ No newline at end of file
+sudo calicoctl node status
diff --git a/calico-secure/v03/4-set-up-pool.sh b/calico-secure/v03/4-set-up-pool.sh
index af90ba6..520ad31 100644
--- a/calico-secure/v03/4-set-up-pool.sh
+++ b/calico-secure/v03/4-set-up-pool.sh
@@ -6,4 +6,7 @@ sudo calicoctl get ipps -o json | sudo tee /etc/calico/ippool-backup.json
 sudo calicoctl delete ipps 192.168.0.0/16
 sudo calicoctl apply -f /etc/calico/ippool.json
 
-sudo calicoctl get ipps -o json
\ No newline at end of file
+sudo calicoctl get ipps -o json
+
+### Set up Docker network
+docker network create --driver calico --ipam-driver calico-ipam calico
diff --git a/calico-secure/v03/5-enable-agents.sh b/calico-secure/v03/5-enable-agents.sh
index ff3e74b..ddf7e73 100644
--- a/calico-secure/v03/5-enable-agents.sh
+++ b/calico-secure/v03/5-enable-agents.sh
@@ -21,14 +21,16 @@ sudo ETCDCTL_API=2 /opt/etcd/etcdctl \
 ####### Docker cluster store
 # Get docker to pick up the new config
 # !!! If this fails, you may have to remove the 'overlay' line from /etc/docker/daemon.json - it doesn't like redundant configurations
-# sudo sed -i "/storage-driver/d" /etc/docker/daemon.json
+if [[ $(systemctl cat docker | grep 'storage-driver=overlay' | wc -l) -eq 1 ]]; then
+  sudo sed -i "/storage-driver/d" /etc/docker/daemon.json
+fi
 sudo systemctl restart docker
 
 # Validate
 sudo docker info | grep -i cluster
 
 
-####### Calico node (not strictly necessary on masters, but a good idea, I think)
+####### Calico node
 sudo cp /etc/calico/dcos-calico-node.service /etc/systemd/system/dcos-calico-node.service
 sudo cp /etc/calico/dcos-calico-node.timer /etc/systemd/system/dcos-calico-node.timer
 
@@ -40,7 +42,7 @@ sudo systemctl enable dcos-calico-node.timer
 sudo systemctl restart dcos-calico-node.timer
 
 # Check status
-sleep 15
+sleep 5
 sudo calicoctl node status