diff --git a/allpac/install.sh b/allpac/install.sh
index 1bf98f8..956e803 100644
--- a/allpac/install.sh
+++ b/allpac/install.sh
@@ -12,9 +12,9 @@ mkdir -p "$HOME/.allpac/cache" "$HOME/.allpac/logs" "$HOME/.allpac/bin"
 echo "We are about to write a new pkg.list"
 echo "Do you want us to proceed?"
 echo "(reply 'n' if you already have a pkg.list)"
-read -p "Proceed? [Y/n] " -n 1 -r
+read -p "Proceed? [Y/n] " -n 1 -r -e -i "Y" REPLY
 echo
-if [[ $REPLY =~ ^[Yy]$ ]]; then
+if [[ $REPLY =~ ^[Yy]$ ]] || [[ -z $REPLY ]]; then
     echo "Writing new pkg.list..."
     sleep 2
     touch ~/.allpac/pkg.list
@@ -31,9 +31,9 @@ echo "Checking if Go is installed..."
 if [[ "$go_version" != *"$required_version"* ]]; then
     echo "Required Go version is not installed."
 
-    read -p "Do you want to install Go? (this will also perform a general system update with pacman) [Y/n] " -n 1 -r
+    read -p "Do you want to install Go? (this will also perform a general system update with pacman) [Y/n] " -n 1 -r -e -i "Y" REPLY
     echo
-    if [[ $REPLY =~ ^[Yy]$ ]]; then
+    if [[ $REPLY =~ ^[Yy]$ ]] || [[ -z $REPLY ]]; then
         echo " "
         echo "Running 'sudo pacman -Syu go' instead of 'pacman -Sy'..."
         echo " "
@@ -68,9 +68,9 @@ echo "Checking if wget is installed..."
 if ! command -v wget &>/dev/null; then
     echo "wget is not installed."
 
-    read -p "Do you want to install wget? [Y/n] " -n 1 -r
+    read -p "Do you want to install wget? [Y/n] " -n 1 -r -e -i "Y" REPLY
     echo
-    if [[ $REPLY =~ ^[Yy]$ ]]; then
+    if [[ $REPLY =~ ^[Yy]$ ]] || [[ -z $REPLY ]]; then
         sudo pacman -Syu wget
     else
         echo "wget not installed. Exiting."
@@ -88,9 +88,9 @@ echo "Checking if Git is installed..."
 if ! command -v git &>/dev/null; then
     echo "Git is not installed."
 
-    read -p "Do you want to install Git? [Y/n] " -n 1 -r
+    read -p "Do you want to install Git? [Y/n] " -n 1 -r -e -i "Y" REPLY
     echo
-    if [[ $REPLY =~ ^[Yy]$ ]]; then
+    if [[ $REPLY =~ ^[Yy]$ ]] || [[ -z $REPLY ]]; then
         sudo pacman -Syu git
     else
         echo "Git not installed. Exiting."
@@ -130,13 +130,25 @@ echo "Setting updater script permissions..."
 chmod u+rwx ~/.allpac/bin/allpac-updater.sh
 sleep 2
 
-echo "Creating a script in /etc/profile.d/ to add AllPac to the system path and set up alias for all users..."
+echo "Detecting your shell and updating the configuration..."
+
+# Determine the shell the user is using
+if [[ "$SHELL" == *"bash"* ]]; then
+    shell_rc="$HOME/.bashrc"
+elif [[ "$SHELL" == *"zsh"* ]]; then
+    shell_rc="$HOME/.zshrc"
+else
+    echo "Unsupported shell. Please manually add the following to your shell configuration:"
+    echo 'export PATH=$PATH:$HOME/.allpac/bin'
+    echo "alias allpac-update-system='$HOME/.allpac/bin/allpac-updater.sh'"
+    exit 1
+fi
+
+# Add AllPac to the system path and set up alias in the user's shell configuration file
 {
     echo 'export PATH=$PATH:$HOME/.allpac/bin'
     echo "alias allpac-update-system='$HOME/.allpac/bin/allpac-updater.sh'"
-} | sudo tee -a /etc/profile.d/allpac.sh > /dev/null
-echo "Making '/etc/profile.d/allpac.sh' executable..."
-sudo chmod +x /etc/profile.d/allpac.sh
+} >> "$shell_rc"
 
 echo "Cleaning up..."
 cd ../../ || exit