diff --git a/10-50-reverse.sh b/10-50-reverse.sh
index c91725b..e442781 100755
--- a/10-50-reverse.sh
+++ b/10-50-reverse.sh
@@ -21,11 +21,11 @@ function GetZoneFileSerial() {
 	local EleminateLineBreaks=":a;N;\$!ba;s/\n//g;"
 	local SearchPrintSerial="s/\S\+\s\+IN\s\+SOA\s\+\S\+\s\+\S\+\s\+(\?\s\+\([0-9]*\).*/\1/"
 
-	local serial=$(sed -e "$FirstSOALineAndFollowing""$RemoveComments""$EleminateLineBreaks""$SearchPrintSerial" "$1")
-	echo "$serial"
+	local Serial=$(sed -e "$FirstSOALineAndFollowing""$RemoveComments""$EleminateLineBreaks""$SearchPrintSerial" "$1")
+	echo "$Serial"
 }
 
-function dnsreload {
+function DNSReload {
 	if [[ -n "$Usernc" ]]; then
 		rndc reload "$DomainZone" IN "icvpn-internal-view"
 	else
@@ -33,26 +33,26 @@ function dnsreload {
 	fi
 }
 
-function validate_ipv4() {
+function ValidateIPv4() {
 	[[ -n "$(echo "$1" | sed -e '/^\(\(25[0-5]\|\(2[0-4]\|1[0-9]\|[1-9]\)\?[0-9]\)\.\)\{0,3\}\(25[0-5]\|\(2[0-4]\|1[0-9]\|[1-9]\)\?[0-9]\)$/!d')" ]]
 	return $?
 }
 
 
 mkdir -p $TempDir
-Serials=()
+AllSerials=()
 for ForwardZoneFile in "${ForwardZoneFiles[@]}"
 do
 	ZoneName=$(sed -ne 's/\(\S\+\)\s\+IN\s\+SOA\s\+\S\+.*/\1/p' "$ForwardZoneFile")
 	named-compilezone -o "$TempDir/$ZoneName" $ZoneName $ForwardZoneFile >/dev/null 2>&1
-	serial="$(GetZoneFileSerial '$TempDir/$ZoneName')"
-	Serials+=( "$serial" )
+	Serial="$(GetZoneFileSerial '$TempDir/$ZoneName')"
+	AllSerials+=( "$Serial" )
 done
 
-serial=0
-for i in ${Serials[@]}; do serial=$((serial+i)); done )
+Serial=0
+for i in ${AllSerials[@]}; do Serial=$((Serial+i)); done )
 
-echo "$DomainZone $TTL IN SOA $ReverseServerName $ContactEMail $serial $refresh $retry $expire $minimum" > "$TempDir/$DomainZone"
+echo "$DomainZone $TTL IN SOA $ReverseServerName $ContactEMail $Serial $refresh $retry $expire $minimum" > "$TempDir/$DomainZone"
 echo "$DomainZone $TTL IN NS $ReverseServerName" >> "$TempDir/$DomainZone"
 for ForwardZoneFile in $(ls $TempDir)
 do
@@ -61,7 +61,7 @@ do
 	i=0
 	for IP in $IPs
 	do
-		if validate_ipv4 $IP
+		if ValidateIPv4 $IP
 		then
 			echo $(echo $IP | awk 'BEGIN { FS = "." } ; { print $4 "." $3 "." $2 "." $1 }')".in-addr.arpa." $TTL IN PTR ${Hosts[$i]} >> "$TempDir/$DomainZone"
 		fi
@@ -70,14 +70,14 @@ do
 done
 
 if [[ -f $ReverseZoneFile ]]; then
-		oldSerial="$(GetZoneFileSerial '$ReverseZoneFile')"
+		OldSerial="$(GetZoneFileSerial '$ReverseZoneFile')"
 else
-		oldSerial=0
+		OldSerial=0
 fi
 
-if [[ $serial -gt $oldSerial ]]
+if [[ $Serial -gt $OldSerial ]]
 then
 	named-compilezone -o $ReverseZoneFile $DomainZone "$TempDir/$DomainZone" >/dev/null 2>&1
-	dnsreload
+	DNSReload
 fi
 rm -r $TempDir