diff --git a/nginx.sh b/nginx.sh
index 20f6bac..474fd74 100644
--- a/nginx.sh
+++ b/nginx.sh
@@ -7,7 +7,7 @@ eff_email_address=${eff_email_address}		# eg, eff@web.com
 appname=${appname}							# eg, nextcloud
 subdomain=${subdomain}						# eg, cloud
 domain=${domain}							# eg, web.com
-adddomains=(${adddomains})					# eg, web2.com web3.comf
+adddomains=(${adddomains//,/ })				# eg, web2.com web3.comf
 host=${host}								# eg, 127.0.0.1
 port=${port}								# eg, 65000
 backup_port=${backup_port}					# eg, 65000 (defaults to localhost 127.0.0.1 as host)
@@ -26,6 +26,16 @@ do
     addurl+=(${subdomain}.${add})
 done
 
+# Abort if variables are missing
+for var in eff_email_address appname domain host port
+do
+    if [ -z ${!var} ]
+    then
+        echo "Variable ${var} does not exist, aborting..."
+        exit 1
+    fi
+done
+
 # Figure out nginx conf directory
 if grep -q 'include.*conf.d' /etc/nginx/nginx.conf
 then
@@ -39,16 +49,6 @@ else
     exit 1
 fi
 
-# Exit if variables are missing
-for var in eff_email_address appname domain host port
-do
-    if [ -z ${!var} ]
-    then
-        echo "Variable ${var} does not exist, aborting..."
-        exit 1
-    fi
-done
-
 # Add backup directive to nginx.conf if supplied
 if [ ${backup_port} ]
 then