diff --git a/setup.sh b/setup.sh
index 17fe527..31aa0b1 100644
--- a/setup.sh
+++ b/setup.sh
@@ -22,6 +22,7 @@ unset useCertbot
 unset CertbotDomain
 unset CertPath
 unset KeyPath
+unset CAChain
 unset DHPath
 
 detectedIP=$(ip route get 1 | sed -n 's/^.*src \([0-9.]*\) .*$/\1/p')
@@ -113,6 +114,13 @@ if [ "${useCertbot}" -eq 1 ]; then
     done
 fi
 
+# Generate paths from CertbotDomain
+if [ "${useCertbot}" -eq 1 ]; then
+    CertPath="/etc/letsencrypt/live/${CertbotDomain}/fullchain.pem"
+    KeyPath="/etc/letsencrypt/live/${CertbotDomain}/privkey.pem"
+    CAChain="/etc/letsencrypt/live/${CertbotDomain}/chain.pem"
+fi
+
 # only process manual certificate paths if NOT using Certbot
 if [ "${useCertbot}" -eq 0 ]; then
     # not using Certbot: get location of certificate