diff --git a/README.pod b/README.pod
index eaa5948..1ce2f96 100644
--- a/README.pod
+++ b/README.pod
@@ -13,6 +13,13 @@ L<https://freedns.afraid.org>; the software goals are for simplicity,
 flexibility and configurability while using the minimal system tools
 installed with most distributions.
 
+ Version 1.x = FreeDNS API v1
+ Version 2.x = FreeDNS API v2
+
+If upgrading from API v1 to v2, a manual action is required on the
+FreeDNS website to generate a new API key for each domain name. See
+L<https://freedns.afraid.org/dynamic/v2/> for more information.
+
 =head1 OPTIONS
 
 =over 4
diff --git a/petrified b/petrified
index eeffe30..b87f0e6 100755
--- a/petrified
+++ b/petrified
@@ -2,7 +2,7 @@
 #
 ## petrified - bash client to update dynamic DNS at freedns.afraid.org
 ## Copyright (c) 2015 Troy Engel
-## Version: 1.0.6
+## Version: 2.0.0
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -37,8 +37,8 @@ while getopts ":c:" opt; do
   esac
 done
 
-## How to update DNS - DDNS_KEY is unique per domain
-DDNS_URL=https://freedns.afraid.org/dynamic/update.php
+## v2 API - How to update DNS - DDNS_KEY is unique per domain
+DDNS_URL=https://sync.afraid.org/u/
 DDNS_KEY=""
 
 ## Which URL to use to get an IP
@@ -215,7 +215,7 @@ fi
 
 # If they don't match, tell upstream
 if [[ "${OLDIP}" != "${NEWIP}" ]]; then
-  UPDURL="${DDNS_URL}?${DDNS_KEY}&address=${NEWIP}"
+  UPDURL="${DDNS_URL}${DDNS_KEY}/?ip=${NEWIP}"
   RESULT=$(curl -m ${CURL_WAIT} -sk "${UPDURL}" 2>/dev/null)
   logmsg "${RESULT}"
 else
diff --git a/petrified.1 b/petrified.1
index d3f8b43..9285d2c 100644
--- a/petrified.1
+++ b/petrified.1
@@ -1,4 +1,4 @@
-.\" Automatically generated by Pod::Man 2.28 (Pod::Simple 3.29)
+.\" Automatically generated by Pod::Man 4.09 (Pod::Simple 3.35)
 .\"
 .\" Standard preamble:
 .\" ========================================================================
@@ -46,7 +46,7 @@
 .ie \n(.g .ds Aq \(aq
 .el       .ds Aq '
 .\"
-.\" If the F register is turned on, we'll generate index entries on stderr for
+.\" If the F register is >0, we'll generate index entries on stderr for
 .\" titles (.TH), headers (.SH), subsections (.SS), items (.Ip), and index
 .\" entries marked with X<> in POD.  Of course, you'll have to process the
 .\" output yourself in some meaningful fashion.
@@ -54,20 +54,16 @@
 .\" Avoid warning from groff about undefined register 'F'.
 .de IX
 ..
-.nr rF 0
-.if \n(.g .if rF .nr rF 1
-.if (\n(rF:(\n(.g==0)) \{
-.    if \nF \{
-.        de IX
-.        tm Index:\\$1\t\\n%\t"\\$2"
+.if !\nF .nr F 0
+.if \nF>0 \{\
+.    de IX
+.    tm Index:\\$1\t\\n%\t"\\$2"
 ..
-.        if !\nF==2 \{
-.            nr % 0
-.            nr F 2
-.        \}
+.    if !\nF==2 \{\
+.        nr % 0
+.        nr F 2
 .    \}
 .\}
-.rr rF
 .\"
 .\" Accent mark definitions (@(#)ms.acc 1.5 88/02/08 SMI; from UCB 4.2).
 .\" Fear.  Run.  Save yourself.  No user-serviceable parts.
@@ -133,7 +129,7 @@
 .\" ========================================================================
 .\"
 .IX Title "PETRIFIED 1"
-.TH PETRIFIED 1 "2016-01-24" "petrified 1.0.6" "Petrified Manual"
+.TH PETRIFIED 1 "2017-09-16" "petrified 2.0.0" "Petrified Manual"
 .\" For nroff, turn off justification.  Always turn off hyphenation; it makes
 .\" way too many mistakes in technical documents.
 .if n .ad l
@@ -149,6 +145,15 @@ Usage: \fBpetrified\fR [ \fB\-c\fR \fIconfig\fR ]
 <https://freedns.afraid.org>; the software goals are for simplicity,
 flexibility and configurability while using the minimal system tools
 installed with most distributions.
+.PP
+.Vb 2
+\& Version 1.x = FreeDNS API v1
+\& Version 2.x = FreeDNS API v2
+.Ve
+.PP
+If upgrading from \s-1API\s0 v1 to v2, a manual action is required on the
+FreeDNS website to generate a new \s-1API\s0 key for each domain name. See
+<https://freedns.afraid.org/dynamic/v2/> for more information.
 .SH "OPTIONS"
 .IX Header "OPTIONS"
 .IP "\fB\-c\fR \fIconfig\fR" 4
diff --git a/petrified.conf b/petrified.conf
index 45b450b..cd15ef1 100644
--- a/petrified.conf
+++ b/petrified.conf
@@ -14,11 +14,11 @@
 
 
 # This is the unique string for the dynamic DNS entry to update; visit
-# http://freedns.afraid.org/dynamic/ - next to the DNS entries towards
-# the bottom is a link "Direct URL"; copy that and extract the string
-# after the '...update.php?' part and put here.
+# https://freedns.afraid.org/dynamic/v2/ - next to the DNS entries towards
+# the bottom is a link to sync.afraid.org; copy that and extract the string
+# after the '.../u/' part and put here.
 #
-# Example: DDNS_KEY=9C4yjq3kaekkYNbYsKRqcosTmouMYbfVMLkJtR==
+# Example: DDNS_KEY=ZIfSWnXKuDqMpNEsTXBA852
 DDNS_KEY=
 
 # Which URL to use to get an IP - the expectation is output from this