diff --git a/debian_install.sh b/debian_install.sh
index 3614375..f0d183a 100755
--- a/debian_install.sh
+++ b/debian_install.sh
@@ -48,8 +48,7 @@ apt-get install -y \
     unzip \
     rsync \
     dropbear \
-    openssh-client \
-    rxvt-unicode-terminfo
+    openssh-client
 
 read -p "|> enter additional packages to install: " packages
 [[ "$packages" ]] && packages="$(printf "$packages" | tr '\n' ' ')" && apt-get install -y $packages
@@ -127,9 +126,9 @@ printf "|>> debian install script finished!\n"
 printf "|>> remote access: 'ssh $user@$(ip -f inet -o address | awk '/eth0/ {print $4}' | cut -d "/" -f1)'\n"
 
 read -p "|> would you like to delete the install script? [YES/no] " prompt
-[[ "$prompt" ]] && prompt="$(printf "$prompt" | tr "[:lower:]")"
+[[ "$prompt" ]] && prompt="${prompt,,}"
 [[ ! "$prompt" ]] || [[ "$prompt" == "y" ]] || [[ "prompt" == "yes" ]] && printf "|> deleting script '$0'...\n" && rm -f "$0"
 
 read -p "|> would you like to reboot now? [YES/no] " prompt
-[[ "$prompt" ]] && prompt="$(printf $prompt | tr "[:lower:]")"
+[[ "$prompt" ]] && prompt="${prompt,,}"
 [[ ! "$prompt" ]] || [[ "$prompt" == "y" ]] || [[ "$prompt" == "yes" ]] && printf "|> rebooting now!\n" && reboot