diff --git a/lug-helper.sh b/lug-helper.sh
index d7f6106..1a08fca 100755
--- a/lug-helper.sh
+++ b/lug-helper.sh
@@ -353,7 +353,7 @@ message() {
             "info")
                 # info message
                 # call format: message info "text to display"
-                printf "\n$2\n\n"
+                printf "\n%s\n\n" "$2"
                 if [ "$cmd_line" != "true" ]; then
                     # Don't pause if we've been invoked via command line arguments
                     read -n 1 -s -p "Press any key..."
@@ -362,19 +362,19 @@ message() {
             "warning")
                 # warning message
                 # call format: message warning "text to display"
-                printf "\n$2\n\n"
+                printf "\n%s\n\n" "$2"
                 read -n 1 -s -p "Press any key..."
                 ;;
             "error")
                 # error message. Does not clear the screen
                 # call format: message error "text to display"
-                printf "\n$2\n\n"
+                printf "\n%s\n\n" "$2"
                 read -n 1 -s -p "Press any key..."
                 ;;
             "question")
                 # question
                 # call format: if message question "question to ask?"; then...
-                printf "\n$2\n"
+                printf "\n%s\n" "$2"
                 while read -p "[y/n]: " yn; do
                     case "$yn" in
                         [Yy]*)
@@ -392,7 +392,7 @@ message() {
             "options")
                 # Choose from two options
                 # call format: if message options left_button_name right_button_name "which one do you want?"; then...
-                printf "\n$4\n1: $3\n2: $2\n"
+                printf "\n%s\n1: %s\n2: %s\n" "$4" "$3" "$2"
                 while read -p "[1/2]: " option; do
                     case "$option" in
                         1*)
@@ -580,7 +580,7 @@ menu() {
     else
         # Use a text menu if Zenity is not available
         clear
-        printf "\n$menu_text_terminal\n\n"
+        printf "\n%s\n\n" "$menu_text_terminal"
 
         PS3="Enter selection number: "
         select choice in "${menu_options[@]}"
@@ -725,7 +725,7 @@ getdirs() {
                     game_path="$wine_prefix/$default_install_path/$sc_base_dir"
                 else
                     printf "\nUnable to detect the default game install path!\nDid you change the install location in the RSI Setup?\nDoing that is generally a bad idea but, if you are sure you want to proceed...\n\n"
-                    printf "Enter the full path to your $sc_base_dir installation directory (case sensitive)\n"
+                    printf "Enter the full path to your %s installation directory (case sensitive)\n" "$sc_base_dir"
                     printf "ie. /home/USER/Games/star-citizen/drive_c/Program Files/Roberts Space Industries/StarCitizen\n"
                     while read -rp ": " game_path; do
                         if [ ! -d "$game_path" ]; then
@@ -2812,7 +2812,7 @@ Usage: lug-helper <options>
                 exit 0
                 ;;
             * )
-                printf "$0: Invalid option '%s'\n" "$1"
+                printf "%s: Invalid option '%s'\n" "$0" "$1"
                 exit 0
                 ;;
         esac