diff --git a/Sovran_SystemsOS_Light_Updater/Updater Source Files/Update_Sovran_SystemsOS_Light.sh b/Sovran_SystemsOS_Light_Updater/Updater Source Files/Update_Sovran_SystemsOS_Light.sh
index ea347c3..8330c8e 100755
--- a/Sovran_SystemsOS_Light_Updater/Updater Source Files/Update_Sovran_SystemsOS_Light.sh	
+++ b/Sovran_SystemsOS_Light_Updater/Updater Source Files/Update_Sovran_SystemsOS_Light.sh	
@@ -24,7 +24,16 @@ if ! echo $PASSWORD | cd /etc/nixos && sudo -S nix flake update ; then
 
 fi
 
-if xterm -T "Sovran_SystemsOS_Light Updater" -fa 'Noto Mono' -fs 15 -fg white -bg black -e bash -c "PASSWORD=$(zenity --password --title="User Password") echo $PASSWORD | sudo -S nixos-rebuild switch ; then
+xterm -T "Sovran_SystemsOS_Light Updater" -fa 'Noto Mono' -fs 15 -fg white -bg black -e bash -c "PASSWORD=$(zenity --password --title="User Password") if ! echo $PASSWORD | sudo -S nixos-rebuild switch ; then
+
+	zenity --error \
+	--width=400 \
+	--title="Sovran_SystemsOS_Light Updater" \
+	--text="Could not complete the Nix Flake update."
+
+	exit 1
+
+	else
 
 	zenity --info \
 	--ellipsize \