diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2380a7f..4a47a97 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -21,6 +21,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 - fail2ban install without Nginx
 - Grant MySQL permissions on all MySQL/MariaDB variant ([PR #285](https://github.com/WordOps/WordOps/pull/285))
+- PHP PECL extensions and PHP 8.0 issues
 
 ### v3.12.2 - 2020-05-15
 
diff --git a/README.md b/README.md
index bba5518..235e0eb 100644
--- a/README.md
+++ b/README.md
@@ -63,7 +63,6 @@
 
 #### Also compatible
 
-- Ubuntu 20.04 LTS (Focal)
 - Ubuntu 16.04 LTS (Xenial)
 - Debian 9 (Stretch)
 - Debian 10 (Buster)
diff --git a/install b/install
index 5f84a7a..4944fd3 100755
--- a/install
+++ b/install
@@ -9,7 +9,7 @@
 # -------------------------------------------------------------------------
 # wget -qO wo wops.cc && sudo -E bash wo
 # -------------------------------------------------------------------------
-# Version 3.12.3 - 2020-10-12
+# Version 3.12.3 - 2020-10-13
 # -------------------------------------------------------------------------
 
 # CONTENTS
@@ -208,13 +208,13 @@ wo_install_dep() {
     if [ "$wo_linux_distro" == "Ubuntu" ]; then
         # install dependencies
         apt-get -option=Dpkg::options::=--force-confmiss --option=Dpkg::options::=--force-confold --assume-yes install \
-            build-essential curl gzip python3-pip python3-apt python3-dev sqlite3 git tar software-properties-common pigz \
+            build-essential curl gzip python3-pip python3-apt gcc python3-dev sqlite3 git tar software-properties-common pigz \
             gnupg2 cron ccze rsync apt-transport-https tree haveged ufw unattended-upgrades tzdata ntp zstd >/dev/null 2>&1
         curl -sL https://download.opensuse.org/repositories/home:/virtubox:/WordOps/xUbuntu_18.04/Release.key | apt-key add -
     else
         # install dependencies
         apt-get -option=Dpkg::options::=--force-confmiss --option=Dpkg::options::=--force-confold --assume-yes install \
-            build-essential curl gzip dirmngr sudo python3-pip python3-apt python3-dev ca-certificates sqlite3 git tar \
+            build-essential curl gzip dirmngr sudo python3-pip python3-apt gcc python3-dev ca-certificates sqlite3 git tar \
             software-properties-common pigz apt-transport-https gnupg2 cron ccze rsync tree haveged ufw unattended-upgrades tzdata ntp zstd >/dev/null 2>&1
         # add php repository gpg key
         [ -d /etc/apt/trusted.gpg.d ] && { wget -qO /etc/apt/trusted.gpg.d/php.gpg https://packages.sury.org/php/apt.gpg; }
diff --git a/wo/core/mysql.py b/wo/core/mysql.py
index ed3e49c..d9af2ff 100644
--- a/wo/core/mysql.py
+++ b/wo/core/mysql.py
@@ -112,7 +112,8 @@ class WOMysql():
                     "--single-transaction ".format(dbs),
                     stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=True)
                 p2 = subprocess.Popen(
-                    "/usr/bin/pigz -c > /var/lib/wo-backup/mysql/{0}{1}.sql.gz"
+                    "/usr/bin/zstd -T0 -c > "
+                    "/var/lib/wo-backup/mysql/{0}{1}.sql.zst"
                     .format(dbs, WOVar.wo_date), stdin=p1.stdout, shell=True)
                 # Allow p1 to receive a SIGPIPE if p2 exits
                 p1.stdout.close()