diff --git a/debian/debian-essentials.sh b/debian/debian-essentials.sh
index e473de8..f485e56 100755
--- a/debian/debian-essentials.sh
+++ b/debian/debian-essentials.sh
@@ -147,14 +147,14 @@ echo "alias snano='sudo nano'" >> /etc/bash.bashrc
 echo "alias sreboot='sudo reboot'" >> /etc/bash.bashrc
 echo "alias spoweroff='sudo poweroff'" >> /etc/bash.bashrc
 echo "alias tf='sudo tail -f'" >> /etc/bash.bashrc
-echo "alias aptupy='sudo apt update && sudo apt upgrade -y'" >> /etc/bash.bashrc
-echo "alias aptiy='sudo apt install -y'" >> /etc/bash.bashrc
-echo "alias aptry='sudo apt remove -y'" >> /etc/bash.bashrc
-echo "alias aptrpy='sudo apt remove --purge -y'" >> /etc/bash.bashrc
-echo "alias aptary='sudo apt autoremove -y'" >> /etc/bash.bashrc
-echo "alias apts='sudo apt search'" >> /etc/bash.bashrc
-echo "alias aptl='sudo apt list --installed'" >> /etc/bash.bashrc
-echo "alias aptsh='sudo apt show'" >> /etc/bash.bashrc
+echo "alias aptupy='sudo update && sudo upgrade -y'" >> /etc/bash.bashrc
+echo "alias aptiy='sudo install -y'" >> /etc/bash.bashrc
+echo "alias aptry='sudo remove -y'" >> /etc/bash.bashrc
+echo "alias aptrpy='sudo remove --purge -y'" >> /etc/bash.bashrc
+echo "alias aptary='sudo autoremove -y'" >> /etc/bash.bashrc
+echo "alias apts='sudo search'" >> /etc/bash.bashrc
+echo "alias aptl='sudo list --installed'" >> /etc/bash.bashrc
+echo "alias aptsh='sudo show'" >> /etc/bash.bashrc
 echo "alias aptac='sudo apt-get autoclean'" >> /etc/bash.bashrc
 echo "alias dpkgi='sudo dpkg -i'" >> /etc/bash.bashrc
 echo "alias tmuxls='tmux ls'" >> /etc/bash.bashrc
@@ -189,7 +189,7 @@ echo "bind-key C-a send-prefix" >> /etc/tmux.conf
 isInFile=$(cat /etc/postfix/main.cf | grep -c "gmail")
 if [ $isInFile -eq 0 ]
     then
-        DEBIAN_FRONTEND=noninteractive apt install -y libsasl2-modules mailutils postfix postfix-pcre
+        DEBIAN_FRONTEND=noninteractive apt-get install -y libsasl2-modules mailutils postfix postfix-pcre
         echo "smtp.gmail.com notify.akanealw@gmail.com:leawkqqpthbwacrf" > /etc/postfix/sasl_passwd
         echo "/^From:.*/ REPLACE From: $(hostname) <notify.akanealw@gmail.com>" > /etc/postfix/smtp_header_checks
         chmod 600 /etc/postfix/sasl_passwd
@@ -219,7 +219,7 @@ fi
 isInFile=$(cat /etc/apt/apt.conf.d/20auto-upgrades | grep -c 'APT::Periodic::Unattended-Upgrade "1";')
 if [ $isInFile -eq 0 ]
     then
-        apt install -y apt-listchanges unattended-upgrades
+        apt-get install -y apt-listchanges unattended-upgrades
         sed -i 's@//      "origin=Debian,codename=${distro_codename}-updates";@        "origin=Debian,codename=${distro_codename}-updates";@g' /etc/apt/apt.conf.d/50unattended-upgrades
         sed -i 's!//Unattended-Upgrade::Mail "";!Unattended-Upgrade::Mail "akanealw@gmail.com";!g' /etc/apt/apt.conf.d/50unattended-upgrades
         sed -i 's@//Unattended-Upgrade::MailReport "on-change";@Unattended-Upgrade::MailReport "on-change";@g' /etc/apt/apt.conf.d/50unattended-upgrades