diff --git a/Dockerfile b/Dockerfile
index e191ade52..c4dd020bc 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -14,17 +14,17 @@ RUN mkdir -p /opt/loxilb && \
     mkdir -p /etc/bash_completion.d/
 
 # Update Ubuntu Software repository
-RUN apt update && apt install -y wget
+RUN apt-get update && apt-get install -y wget
 
 # Env for golang
 ENV PATH="${PATH}:/usr/local/go/bin"
 
 # Install loxilb related packages
-RUN arch=$(arch | sed s/aarch64/arm64/ | sed s/x86_64/amd64/) && echo $arch && if [ "$arch" = "arm64" ] ; then apt install -y gcc-multilib-arm-linux-gnueabihf; else apt update && apt install -y  gcc-multilib;fi && \
+RUN arch=$(arch | sed s/aarch64/arm64/ | sed s/x86_64/amd64/) && echo $arch && if [ "$arch" = "arm64" ] ; then apt-get install -y gcc-multilib-arm-linux-gnueabihf; else apt-get update && apt-get install -y  gcc-multilib;fi && \
     # Arch specific packages - GoLang
     wget https://go.dev/dl/go1.18.linux-${arch}.tar.gz && tar -xzf go1.18.linux-${arch}.tar.gz --directory /usr/local/ && rm go1.18.linux-${arch}.tar.gz && \
     # Dev and util packages
-    apt install -y clang llvm libelf-dev libpcap-dev vim net-tools \
+    apt-get install -y clang llvm libelf-dev libpcap-dev vim net-tools \
     elfutils dwarves git libbsd-dev bridge-utils wget unzip build-essential \
     bison flex sudo iproute2 pkg-config tcpdump iputils-ping keepalived curl bash-completion && \
     # Install loxilb's custom ntc tool
@@ -61,7 +61,7 @@ RUN arch=$(arch | sed s/aarch64/arm64/ | sed s/x86_64/amd64/) && echo $arch && i
     elfutils dwarves git bison flex wget unzip && apt-get -y autoremove && \
     apt-get install -y libllvm10 && \
     # cleanup unnecessary packages
-    if [ "$arch" = "arm64" ] ; then apt purge -y gcc-multilib-arm-linux-gnueabihf; else apt update && apt purge -y gcc-multilib;fi && \
+    if [ "$arch" = "arm64" ] ; then apt purge -y gcc-multilib-arm-linux-gnueabihf; else apt-get update && apt purge -y gcc-multilib;fi && \
     rm -rf /var/lib/apt/lists/* && apt clean && \
     echo "if [ -f /etc/bash_completion ] && ! shopt -oq posix; then" >> /root/.bashrc && \
     echo "    . /etc/bash_completion" >> /root/.bashrc && \
diff --git a/cicd/docker-k3s-lb/loxilb.sh b/cicd/docker-k3s-lb/loxilb.sh
index f0a02a235..955f29315 100644
--- a/cicd/docker-k3s-lb/loxilb.sh
+++ b/cicd/docker-k3s-lb/loxilb.sh
@@ -13,7 +13,7 @@ add-apt-repository -y "deb [arch=amd64] https://download.docker.com/linux/ubuntu
 apt-get install -y docker-ce
 sudo docker run -u root --cap-add SYS_ADMIN --restart unless-stopped --privileged --entrypoint /root/loxilb-io/loxilb/loxilb -dit -v /dev/log:/dev/log  --name loxilb ghcr.io/loxilb-io/loxilb:latest
 
-#docker exec -i loxilb apt update
+#docker exec -i loxilb apt-get update
 #docker exec -i loxilb apt-get -y install clang-10 llvm libelf-dev gcc-multilib libpcap-dev linux-tools-$(uname -r) elfutils dwarves git libbsd-dev bridge-utils unzip build-essential bison flex iperf iproute2 nodejs socat ethtool
 
 # Create mac-vlan on top of underlying eth1 interface
@@ -24,7 +24,7 @@ docker network connect llbnet loxilb --ip=192.168.163.247
 
 # Start a docker to simulate e2 sctp endpoint
 docker run -u root --cap-add SYS_ADMIN -dit --privileged --name e2 eyes852/ubuntu-iperf-test:0.5
-docker exec -i e2 apt update
+docker exec -i e2 apt-get update
 docker exec -i e2 apt-get -y install lksctp-tools
 
 # Turn tx checksum offload "off" in the end-point pod for LB to work properly
diff --git a/cicd/ipsec2/config.sh b/cicd/ipsec2/config.sh
index 386db7471..f46b87a45 100755
--- a/cicd/ipsec2/config.sh
+++ b/cicd/ipsec2/config.sh
@@ -57,15 +57,15 @@ $dexec llb2 ip route add 31.31.31.0/24 via 77.77.77.2 dev vti100
 $dexec llb2 ip route add 32.32.32.0/24 via 77.77.77.2 dev vti100
 $dexec llb2 loxicmd create lb 20.20.20.1 --tcp=2020:8080 --endpoints=25.25.25.1:1,26.26.26.1:1
 
-$dexec llb1 apt update
-$dexec llb1 apt install -y strongswan strongswan-swanctl systemctl
+$dexec llb1 apt-get update
+$dexec llb1 apt-get install -y strongswan strongswan-swanctl systemctl
 docker cp llb1_ipsec_config/ipsec.conf llb1:/etc/
 docker cp llb1_ipsec_config/ipsec.secrets llb1:/etc/
 docker cp llb1_ipsec_config/charon.conf llb1:/etc/strongswan.d/
 $dexec llb1 systemctl restart strongswan-starter
 
-$dexec llb2 apt update
-$dexec llb2 apt install -y strongswan strongswan-swanctl systemctl
+$dexec llb2 apt-get update
+$dexec llb2 apt-get install -y strongswan strongswan-swanctl systemctl
 docker cp llb2_ipsec_config/ipsec.conf llb2:/etc/
 docker cp llb2_ipsec_config/ipsec.secrets llb2:/etc/
 docker cp llb2_ipsec_config/charon.conf llb2:/etc/strongswan.d/
diff --git a/cicd/k0s-weave/config.sh b/cicd/k0s-weave/config.sh
index f261cc690..4d31303e0 100755
--- a/cicd/k0s-weave/config.sh
+++ b/cicd/k0s-weave/config.sh
@@ -196,7 +196,7 @@ else
 fi
 
 # Install Bird to work with k0s
-sudo apt install bird2 --yes
+sudo apt-get install bird2 --yes
 
 sleep 5
 
diff --git a/cicd/k3s-calico-dual-stack/config.sh b/cicd/k3s-calico-dual-stack/config.sh
index a2a711ff0..bee5dd555 100755
--- a/cicd/k3s-calico-dual-stack/config.sh
+++ b/cicd/k3s-calico-dual-stack/config.sh
@@ -212,7 +212,7 @@ else
 fi
 
 # Install Bird to work with k3s
-sudo apt install bird2 --yes
+sudo apt-get install bird2 --yes
 
 sleep 5
 
diff --git a/cicd/k3s-calico/config.sh b/cicd/k3s-calico/config.sh
index 765d151ea..c076daf54 100755
--- a/cicd/k3s-calico/config.sh
+++ b/cicd/k3s-calico/config.sh
@@ -143,7 +143,7 @@ else
 fi
 
 # Install Bird to work with k3s
-sudo apt install bird2 --yes
+sudo apt-get install bird2 --yes
 
 sleep 5
 
diff --git a/cicd/k3s-cilium/config.sh b/cicd/k3s-cilium/config.sh
index 564e650ce..d805a508d 100755
--- a/cicd/k3s-cilium/config.sh
+++ b/cicd/k3s-cilium/config.sh
@@ -159,7 +159,7 @@ else
 fi
 
 # Install Bird to work with k3s
-sudo apt install bird2 --yes
+sudo apt-get install bird2 --yes
 
 sleep 5
 
diff --git a/cicd/k3s-flannel-incluster-l2/host.sh b/cicd/k3s-flannel-incluster-l2/host.sh
index 32cc4275a..254bc4e5e 100755
--- a/cicd/k3s-flannel-incluster-l2/host.sh
+++ b/cicd/k3s-flannel-incluster-l2/host.sh
@@ -1,3 +1,3 @@
-sudo apt install lksctp-tools
+sudo apt-get install lksctp-tools
 sudo ip route add 123.123.123.0/24 via 192.168.90.10
 echo "Host is up"
diff --git a/cicd/k3s-flannel-incluster/host.sh b/cicd/k3s-flannel-incluster/host.sh
index bdb9b7356..75f32929d 100755
--- a/cicd/k3s-flannel-incluster/host.sh
+++ b/cicd/k3s-flannel-incluster/host.sh
@@ -4,7 +4,7 @@ chmod 777 sctp_socat_client
 chmod 777 udp_client
 echo "123.123.123.1 k8s-svc" >> /etc/hosts
 
-sudo apt install -y bird2 socat lksctp-tools
+sudo apt-get install -y bird2 socat lksctp-tools
 
 sleep 5
 
diff --git a/cicd/k3s-flannel/config.sh b/cicd/k3s-flannel/config.sh
index 31dcfea6f..3bacb65d8 100755
--- a/cicd/k3s-flannel/config.sh
+++ b/cicd/k3s-flannel/config.sh
@@ -138,7 +138,7 @@ else
 fi
 
 # Install Bird to work with k3s
-sudo apt install bird2 --yes
+sudo apt-get install bird2 --yes
 
 sleep 5
 
diff --git a/cicd/k3s-sctpmh-2/Dockerfile b/cicd/k3s-sctpmh-2/Dockerfile
index ea6a82ddd..e8be91cc2 100644
--- a/cicd/k3s-sctpmh-2/Dockerfile
+++ b/cicd/k3s-sctpmh-2/Dockerfile
@@ -4,7 +4,7 @@ FROM ubuntu:20.04
 WORKDIR /
 
 # Install any needed packages specified in requirements.txt
-RUN apt update
+RUN apt-get update
 RUN apt-get -y install lksctp-tools
 
 # Make port 9999 available to the world outside this container
diff --git a/cicd/k3s-sctpmh-2/config.sh b/cicd/k3s-sctpmh-2/config.sh
index 78ebc59c6..767dd891d 100755
--- a/cicd/k3s-sctpmh-2/config.sh
+++ b/cicd/k3s-sctpmh-2/config.sh
@@ -170,7 +170,7 @@ else
 fi
 
 # Install Bird to work with k3s
-sudo apt install bird2 --yes
+sudo apt-get install bird2 --yes
 
 sleep 5
 
diff --git a/cicd/k3s-sctpmh/Dockerfile b/cicd/k3s-sctpmh/Dockerfile
index ea6a82ddd..e8be91cc2 100644
--- a/cicd/k3s-sctpmh/Dockerfile
+++ b/cicd/k3s-sctpmh/Dockerfile
@@ -4,7 +4,7 @@ FROM ubuntu:20.04
 WORKDIR /
 
 # Install any needed packages specified in requirements.txt
-RUN apt update
+RUN apt-get update
 RUN apt-get -y install lksctp-tools
 
 # Make port 9999 available to the world outside this container
diff --git a/cicd/k3s-sctpmh/config.sh b/cicd/k3s-sctpmh/config.sh
index 3141616d9..45bb94a16 100755
--- a/cicd/k3s-sctpmh/config.sh
+++ b/cicd/k3s-sctpmh/config.sh
@@ -149,7 +149,7 @@ else
 fi
 
 # Install Bird to work with k3s
-sudo apt install bird2 --yes
+sudo apt-get install bird2 --yes
 
 sleep 5
 
diff --git a/cicd/k8s-nat64/Vagrantfile b/cicd/k8s-nat64/Vagrantfile
index 172fef416..d046b2612 100644
--- a/cicd/k8s-nat64/Vagrantfile
+++ b/cicd/k8s-nat64/Vagrantfile
@@ -116,7 +116,7 @@ Vagrant.configure("2") do |config|
       # Disable swap for each vm
       config.vm.provision "0", type: "shell", inline: "swapoff -a"
       config.vm.provision "shell", inline: <<-SHELL
-        apt update
+        apt-get update
         mkdir -p $HOME/.kube
         hostnamectl set-hostname node"#{i}"
       SHELL
@@ -125,7 +125,7 @@ Vagrant.configure("2") do |config|
       if config.vm.hostname == "node1" || config.vm.hostname == "k8slx-01"
           config.vm.provision "shell", privileged: false, inline: <<-SHELL
             git clone https://github.com/kubernetes-sigs/kubespray.git
-            sudo apt update; sudo apt install -y python3-pip sshpass; sudo pip install -r kubespray/requirements.txt
+            sudo apt-get update; sudo apt-get install -y python3-pip sshpass; sudo pip install -r kubespray/requirements.txt
             cp -rfp kubespray/inventory/sample kubespray/inventory/mycluster
             CONFIG_FILE=kubespray/inventory/mycluster/hosts.yml python3 kubespray/contrib/inventory_builder/inventory.py 192.168.59.211 192.168.59.212 192.168.59.213 192.168.59.214
             ssh-keygen -b 2048 -t rsa -f /home/vagrant/.ssh/id_rsa -q -N ""
diff --git a/cicd/k8s/Vagrantfile b/cicd/k8s/Vagrantfile
index 172fef416..d046b2612 100644
--- a/cicd/k8s/Vagrantfile
+++ b/cicd/k8s/Vagrantfile
@@ -116,7 +116,7 @@ Vagrant.configure("2") do |config|
       # Disable swap for each vm
       config.vm.provision "0", type: "shell", inline: "swapoff -a"
       config.vm.provision "shell", inline: <<-SHELL
-        apt update
+        apt-get update
         mkdir -p $HOME/.kube
         hostnamectl set-hostname node"#{i}"
       SHELL
@@ -125,7 +125,7 @@ Vagrant.configure("2") do |config|
       if config.vm.hostname == "node1" || config.vm.hostname == "k8slx-01"
           config.vm.provision "shell", privileged: false, inline: <<-SHELL
             git clone https://github.com/kubernetes-sigs/kubespray.git
-            sudo apt update; sudo apt install -y python3-pip sshpass; sudo pip install -r kubespray/requirements.txt
+            sudo apt-get update; sudo apt-get install -y python3-pip sshpass; sudo pip install -r kubespray/requirements.txt
             cp -rfp kubespray/inventory/sample kubespray/inventory/mycluster
             CONFIG_FILE=kubespray/inventory/mycluster/hosts.yml python3 kubespray/contrib/inventory_builder/inventory.py 192.168.59.211 192.168.59.212 192.168.59.213 192.168.59.214
             ssh-keygen -b 2048 -t rsa -f /home/vagrant/.ssh/id_rsa -q -N ""
diff --git a/cicd/sync/loxilb.sh b/cicd/sync/loxilb.sh
index 558ab8b79..a005380a7 100644
--- a/cicd/sync/loxilb.sh
+++ b/cicd/sync/loxilb.sh
@@ -7,7 +7,7 @@ add-apt-repository -y "deb [arch=amd64] https://download.docker.com/linux/ubuntu
 apt-get install -y docker-ce
 docker run -u root --cap-add SYS_ADMIN   --restart unless-stopped --privileged --entrypoint /bin/bash -dit -v /dev/log:/dev/log --net=host --name loxilb ghcr.io/loxilb-io/loxilb:latest
 
-docker exec -it loxilb apt update
+docker exec -it loxilb apt-get update
 docker exec -it loxilb apt-get -y install clang-10 llvm libelf-dev gcc-multilib libpcap-dev linux-tools-$(uname -r) elfutils dwarves git libbsd-dev bridge-utils unzip build-essential bison flex iperf iproute2 nodejs socat ethtool
 docker exec -it loxilb git clone https://github.com/loxilb-io/loxilb.git --recurse-submodules