diff --git a/setup.sh b/setup.sh
index a981f00..7959872 100644
--- a/setup.sh
+++ b/setup.sh
@@ -25,6 +25,8 @@ unset CertPath
 unset KeyPath
 unset CAChainPath
 unset DHPath
+unset phpVersion
+unset phpType
 
 # set variables
 regexIP4="(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])"
@@ -34,6 +36,7 @@ serverNames=()
 detectedIP=$(ip route get 1 | sed -n 's/^.*src \([0-9.]*\) .*$/\1/p')
 certbotFiles=(cert.pem chain.pem fullchain.pem privkey.pem)
 generateDH=0
+usePHP=1
 hostname=$(hostname)
 configPath="./etc.${hostname}"