diff --git a/common/night-theme-switcher.in b/common/night-theme-switcher.in
index 6b73c7c..89525a8 100755
--- a/common/night-theme-switcher.in
+++ b/common/night-theme-switcher.in
@@ -74,6 +74,17 @@ if ! command -v gsettings >/dev/null 2>&1; then
     echo -e "${red}==> ERROR:${all_off}${bold} ${mesg}${all_off}"
     exit 1
 fi
+if ! command -v /usr/lib/plasma-changeicons >/dev/null 2>&1; then
+    notify-send \
+        'Missing dependency' \
+        'plasma-changeicons not found.\nPlease install plasma-workspace.' \
+        -h string:x-canonical-private-synchronous:sys-notify \
+        -u critical \
+        -i dialog-error
+    mesg="plasma-workspace is required to use this script."
+    echo -e "${red}==> ERROR:${all_off}${bold} ${mesg}${all_off}"
+    exit 1
+fi
 
 check_config() {
     if [[ ! -f $default_config_file ]]; then
@@ -128,39 +139,35 @@ check_config() {
     fi
 
 }
+_reset_settings() {
+    ## GTK3
+    gtk3_settings_file="$XDG_CONFIG_HOME/gtk-3.0/settings.ini"
+    gtk4_settings_file="$XDG_CONFIG_HOME/gtk-4.0/settings.ini"
+    qt6ct_settings_file="$XDG_CONFIG_HOME/qt6ct/qt6ct.conf"
+
+    gsettings reset org.gnome.desktop.interface color-scheme
+    gsettings reset org.gnome.desktop.interface gtk-theme
+    gsettings reset org.gnome.desktop.interface icon-theme
+
+    if [[ ! -w "$gtk3_settings_file" ]]; then
+        touch "$gtk3_settings_file"
+    fi
+    if [[ ! -w "$gtk4_settings_file" ]]; then
+        touch "$gtk4_settings_file"
+    fi
+    if [[ ! -w "$qt6ct_settings_file" ]]; then
+        touch "$qt6ct_settings_file"
+    fi
+}
 
 _set_theme() {
-    ## gtk-theme
+    ## GTK
     gsettings set org.gnome.desktop.interface color-scheme "$gtk_color_scheme"
     gsettings set org.gnome.desktop.interface gtk-theme "$gtk_theme"
     gsettings set org.gnome.desktop.interface icon-theme "$icon_theme"
 
-    ## GTK2
-    if [[ -w "$HOME/.gtkrc-2.0" ]]; then
-        sed -i "s/gtk-theme-name=.*/gtk-theme-name=$gtk_theme/g" \
-            "$HOME/.gtkrc-2.0"
-        sed -i "s/gtk-icon-theme-name=.*/gtk-icon-theme-name=$icon_theme/g" \
-            "$HOME/.gtkrc-2.0"
-    fi
-    ## GTK3
-    if [[ -w "$HOME/.config/gtk-3.0/settings.ini" ]]; then
-        sed -i "s/gtk-application-prefer-dark-theme=.*/gtk-application-prefer-dark-theme=$gtk_prefer_dark_theme/g" \
-            "$HOME/.config/gtk-3.0/settings.ini"
-        sed -i "s/gtk-theme-name=.*/gtk-theme-name=$gtk_theme/g" \
-            "$HOME/.config/gtk-3.0/settings.ini"
-        sed -i "s/gtk-icon-theme-name=.*/gtk-icon-theme-name=$icon_theme/g" \
-            "$HOME/.config/gtk-3.0/settings.ini"
-    fi
-    ## GTK4
-    if [[ -w "$HOME/.config/gtk-4.0/settings.ini" ]]; then
-        sed -i "s/gtk-application-prefer-dark-theme=.*/gtk-application-prefer-dark-theme=$gtk_prefer_dark_theme/g" \
-            "$HOME/.config/gtk-4.0/settings.ini"
-        sed -i "s/gtk-icon-theme-name=.*/gtk-icon-theme-name=$icon_theme/g" \
-            "$HOME/.config/gtk-4.0/settings.ini"
-        sed -i "s/gtk-theme-name=.*/gtk-theme-name=$gtk_theme/g" \
-            "$HOME/.config/gtk-4.0/settings.ini"
-    fi
     ## QT
+    /usr/lib/plasma-changeicons "$icon_theme" >/dev/null 2>&1
     if [[ -w "$HOME/.config/qt5ct/qt5ct.conf" ]]; then
         sed -i "s/icon_theme=.*/icon_theme=$icon_theme/g" \
             "$HOME/.config/qt5ct/qt5ct.conf"
@@ -175,10 +182,6 @@ _set_theme() {
         sed -i "s,color_scheme_path=.*,color_scheme_path=$qt_color_scheme_path,g" \
             "$HOME/.config/qt6ct/qt6ct.conf"
     fi
-    ## workaround if plasma-workspace is installed
-    if [ -x "$(command -v /usr/lib/plasma-changeicon)" ]; then
-        /usr/lib/plasma-changeicons "$icon_theme"
-    fi
 }
 
 switch-dark-light() {
@@ -186,7 +189,7 @@ switch-dark-light() {
 
     if [[ ! $gtk_color_scheme == ''\''prefer-dark'\''' ]]; then
         gtk_color_scheme=prefer-dark
-        gtk_prefer_dark_theme=true
+        gtk_prefer_dark_theme=1
         gtk_theme=$gtk_theme_dark
         icon_theme=$icon_theme_dark
         qt_custom_palette=true
@@ -194,7 +197,7 @@ switch-dark-light() {
         _set_theme
     else
         gtk_color_scheme=default
-        gtk_prefer_dark_theme=false
+        gtk_prefer_dark_theme=0
         gtk_theme=$gtk_theme_light
         icon_theme=$icon_theme_light
         qt_custom_palette=true
@@ -210,7 +213,7 @@ restore-theme-on-login() {
 
     if [[ ! $gtk_color_scheme == ''\''prefer-dark'\''' ]]; then
         gtk_color_scheme=default
-        gtk_prefer_dark_theme=false
+        gtk_prefer_dark_theme=0
         gtk_theme=$gtk_theme_light
         icon_theme=$icon_theme_light
         qt_custom_palette=true
@@ -218,7 +221,7 @@ restore-theme-on-login() {
         _set_theme
     else
         gtk_color_scheme=prefer-dark
-        gtk_prefer_dark_theme=true
+        gtk_prefer_dark_theme=1
         gtk_theme=$gtk_theme_dark
         icon_theme=$icon_theme_dark
         qt_custom_palette=true
@@ -269,6 +272,9 @@ case "$1" in
   r)
     check_config && restore-theme-on-login
     ;;
+  c)
+    check_config && _reset_settings && preview
+    ;;
   p)
     check_config && preview
     ;;
@@ -279,6 +285,7 @@ case "$1" in
     echo
     echo -e "${bold}  s) swith between dark and light theme${all_off}"
     echo -e "${bold}  r) restore theme (usefull only once after login)${all_off}"
+    echo -e "${bold}  c) create sane default GTK/qt6ct settings files${all_off}"
     echo -e "${bold}  p) Preview settings${all_off}"
     ;;
 esac