diff --git a/self_service.sh b/self_service.sh
index c248150..9111a54 100755
--- a/self_service.sh
+++ b/self_service.sh
@@ -13,9 +13,14 @@ write_inventory_group() {
 
 # Take customer inputs
 read -p "Klantnaam: " customerName
-read -p "IpInt: " ipAddr
-read -p "Number of webservers: " numWebserver
-read -p "Number of loadbalancers: " numLoadbalancers
+# read -p "IpInt: " ipAddr
+# read -p "Number of webservers: " numWebserver
+# read -p "Number of loadbalancers: " numLoadbalancers
+# read -p "Number of postgresql instances: " numPostgresql
+ipAddr=15
+numWebserver=0
+numLoadbalancers=0
+numPostgresql=1
 
 # Create customer directory and cd
 mkdir -p ./customers/$customerName && cd $_
@@ -26,6 +31,7 @@ sed -i "s/#{customerName}/$customerName/" ./Vagrantfile
 sed -i "s/#{ipAddr}/$ipAddr/" ./Vagrantfile
 sed -i "s/#{numWebserver}/$numWebserver/" ./Vagrantfile
 sed -i "s/#{numLoadbalancers}/$numLoadbalancers/" ./Vagrantfile
+sed -i "s/#{numPostgresql}/$numPostgresql/" ./Vagrantfile
 
 copy_template ./ansible.cfg.template ./ansible.cfg
 
@@ -38,6 +44,9 @@ write_inventory_group "webserver" $ipOffset $numWebserver
 write_inventory_group "loadbalancer" $ipOffset $numLoadbalancers
 ((ipOffset+=numLoadbalancers))
 
+write_inventory_group "postgresql" $ipOffset $numPostgresql
+((ipOffset+=numPostgresql))
+
 # Generate a new seperate ssh key for the customer
 mkdir -p ./.ssh/
 ssh-keygen -t rsa -b 2048 -f ./.ssh/id_rsa