diff --git a/setup/programs/package_manager/apt/packages.sh b/setup/programs/package_manager/apt/packages.sh
index 13f3958..5c2515a 100644
--- a/setup/programs/package_manager/apt/packages.sh
+++ b/setup/programs/package_manager/apt/packages.sh
@@ -1,3 +1,5 @@
+#!/bin/bash
+
 function install {
   which $1 &> /dev/null
 
@@ -11,11 +13,11 @@ function install {
 
 
 
-declare -a apt_packages = ( "curl" "exfat-utils" "git" "htop" "tmux" "gimp" "inkscape" "texlive-full" "stow" "vlc" "blender" "gparted" "docker.io" "docker-compose" "python3-pip" "wget" "tree" "universal-ctags" )
+apt_packages=( "curl" "exfat-utils" "git" "htop" "tmux" "gimp" "inkscape" "texlive-full" "stow" "vlc" "blender" "gparted" "docker.io" "docker-compose" "python3-pip" "wget" "tree" "universal-ctags" )
 
 sudo apt update
 
-for package in "${apt_packages[@]}$"
+for package in "${apt_packages}$"
 do
   install ${package} 
 done
diff --git a/setup/programs/package_manager/brew/packages.sh b/setup/programs/package_manager/brew/packages.sh
index 6302be5..08a9928 100644
--- a/setup/programs/package_manager/brew/packages.sh
+++ b/setup/programs/package_manager/brew/packages.sh
@@ -1,3 +1,5 @@
+#!/bin/bash
+
 function install {
   which $1 &> /dev/null