diff --git a/usr/bin/setup-assistant b/usr/bin/setup-assistant
index 82073e8..802f453 100755
--- a/usr/bin/setup-assistant
+++ b/usr/bin/setup-assistant
@@ -261,11 +261,17 @@ function upgrade2ultimate
     fi
 
 
-    sh /tmp/setup-assistant/prepare.sh
+    if [ -e "/tmp/setup-assistant/prepare.sh" ]; then
+        sh /tmp/setup-assistant/prepare.sh
+    fi
+
     cat /tmp/setup-assistant/pkgs.txt | sed '/^$/d;s/[[:blank:]]//g' > /tmp/setup-assistant/pkgs-install.txt
-    alacritty -e sudo pacman "--needed -S - < /tmp/setup-assistant/pkgs-install.txt" 
-    sh /tmp/setup-assistant/setup.sh
-    read -p "Press enter finish the setup!"   
+    alacritty -e sudo pacman "--needed -S - < /tmp/setup-assistant/pkgs-install.txt"
+ 
+    if [ -e "/tmp/setup-assistant/setup.sh" ]; then
+        sh /tmp/setup-assistant/setup.sh
+    fi
+
     rm -rf /tmp/setup-assistant
 }