diff --git a/README.md b/README.md
index 6d19224..5a4a0ef 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@ sudo apt-get update
 sudo apt-get install freerdp2-dev freerdp2-x11
 ```
 
-Script for installing Guacamole 1.1.0 on Ubuntu 16.04 or newer (with MySQL, or remote MySQL). It should also work on pure [Debian](https://www.debian.org/), [Raspbian](https://www.raspberrypi.org/downloads/raspbian/) or [Kali Linux](https://www.kali.org/). I have tested this with Debian 10.3.0 (Buster). **If other versions don't work please open an issue.** It is likely due to a required library having a different name.
+Script for installing Guacamole 1.2.0 on Ubuntu 16.04 or newer (with MySQL, or remote MySQL). It should also work on pure [Debian](https://www.debian.org/), [Raspbian](https://www.raspberrypi.org/downloads/raspbian/) or [Kali Linux](https://www.kali.org/). I have tested this with Debian 10.3.0 (Buster). **If other versions don't work please open an issue.** It is likely due to a required library having a different name.
 
 Run script, enter MySQL Root Password and Guacamole User password. Guacamole User is used to connect to the Guacamole Database.
 
@@ -108,7 +108,7 @@ NOTE: Only the switches for MySQL Host, MySQL Port and Guacamole Database are av
 
 ## WARNING
 
-- Upgrading from 0.9.14 -> 1.1.0 has not been tested, only 1.0.0 -> 1.1.0.
+- Upgrading from 0.9.14 -> 1.2.0 has not been tested, only 1.1.0 -> 1.2.0.
 - Switches have changed and additional ones have been added!
 
 ## How to Run:
diff --git a/docker-install.sh b/docker-install.sh
index b1d85af..22efeaa 100755
--- a/docker-install.sh
+++ b/docker-install.sh
@@ -4,7 +4,7 @@
 if ! [ $(id -u) = 0 ]; then echo "Please run this script as sudo or root"; exit 1 ; fi
 
 # Version number of Guacamole to install
-GUACVERSION="1.1.0"
+GUACVERSION="1.2.0"
 
 # Get script arguments for non-interactive mode
 while [ "$1" != "" ]; do
diff --git a/guac-install-server.sh b/guac-install-server.sh
index 7824e5b..e35976f 100755
--- a/guac-install-server.sh
+++ b/guac-install-server.sh
@@ -4,7 +4,7 @@
 if ! [ $(id -u) = 0 ]; then echo "Please run this script as sudo or root"; exit 1 ; fi
 
 # Version number of Guacamole to install
-GUACVERSION="1.1.0"
+GUACVERSION="1.2.0"
 
 # Different version of Ubuntu and Debian have different package names...
 source /etc/os-release
@@ -35,7 +35,7 @@ fi
 # Install Server Features
 apt-get -qq update
 export DEBIAN_FRONTEND=noninteractive
-apt-get -y install build-essential libcairo2-dev ${JPEGTURBO} ${LIBPNG} libossp-uuid-dev libavcodec-dev libavutil-dev \
+apt-get -y install build-essential libcairo2-dev ${JPEGTURBO} ${LIBPNG} libossp-uuid-dev libavcodec-dev libavformat-dev libavutil-dev \
 libswscale-dev freerdp2-dev libpango1.0-dev libssh2-1-dev libtelnet-dev libvncserver-dev libpulse-dev libssl-dev \
 libvorbis-dev libwebp-dev libwebsockets-dev wget libtool-bin
 
diff --git a/guac-install.sh b/guac-install.sh
index 86b0ab3..3b88ba8 100755
--- a/guac-install.sh
+++ b/guac-install.sh
@@ -15,7 +15,7 @@ fi
 
 # Version number of Guacamole to install
 # Homepage ~ https://guacamole.apache.org/releases/
-GUACVERSION="1.1.0"
+GUACVERSION="1.2.0"
 
 # Latest Version of MySQL Connector/J if manual install is required (if libmariadb-java/libmysql-java is not available via apt)
 # Homepage ~ https://dev.mysql.com/downloads/connector/j/
@@ -302,11 +302,9 @@ echo -e "${BLUE}Installing packages. This might take a few minutes...${NC}"
 export DEBIAN_FRONTEND=noninteractive
 
 # Required packages
-apt-get -y install build-essential libcairo2-dev ${JPEGTURBO} ${LIBPNG} libossp-uuid-dev libavcodec-dev libavutil-dev \
+apt-get -y install build-essential libcairo2-dev ${JPEGTURBO} ${LIBPNG} libossp-uuid-dev libavcodec-dev libavformat-dev libavutil-dev \
 libswscale-dev freerdp2-dev libpango1.0-dev libssh2-1-dev libtelnet-dev libvncserver-dev libpulse-dev libssl-dev \
-libvorbis-dev libwebp-dev libwebsockets-dev \
-freerdp2-x11 libtool-bin ghostscript dpkg-dev \
-wget crudini \
+libvorbis-dev libwebp-dev libwebsockets-dev freerdp2-x11 libtool-bin ghostscript dpkg-dev wget crudini \
 ${MYSQL} ${LIBJAVA} ${TOMCAT} &>> ${LOG}
 
 # If apt fails to run completely the rest of this isn't going to work...
diff --git a/guac-upgrade.sh b/guac-upgrade.sh
index 47ab8d8..5a5457f 100755
--- a/guac-upgrade.sh
+++ b/guac-upgrade.sh
@@ -4,7 +4,7 @@
 if ! [ $(id -u) = 0 ]; then echo "Please run this script as sudo or root"; exit 1 ; fi
 
 # Version number of Guacamole to install
-GUACVERSION="1.1.0"
+GUACVERSION="1.2.0"
 
 # Colors to use for output
 YELLOW='\033[1;33m'
@@ -90,7 +90,7 @@ service guacd stop
 apt-get -qq update
 
 # Install additional packages if they do not exist yet
-apt-get -y install freerdp2-dev freerdp2-x11 libtool-bin libwebsockets-dev
+apt-get -y install freerdp2-dev freerdp2-x11 libtool-bin libwebsockets-dev libavformat-dev
 
 # Download Guacamole server
 wget -q --show-progress -O guacamole-server-${GUACVERSION}.tar.gz ${SERVER}/source/guacamole-server-${GUACVERSION}.tar.gz