diff --git a/5_Polish.sh b/5_Polish.sh
index e0890fc..bca74ea 100755
--- a/5_Polish.sh
+++ b/5_Polish.sh
@@ -45,8 +45,11 @@ answer=${answer,,}  # In Kleinbuchstaben umwandeln
 answer=${answer:-n} # Standardwert 'n', falls leer
 
 if [[ "$answer" == "j" ]] || [[ "$answer" == "y" ]]; then
+    if pacman -Q firefox &>/dev/null; then
+        sudo pacman -Rns --noconfirm firefox
+    fi
+
     echo "🌍 Waterfox wird installiert..."
-    sudo pacman -Rns --noconfirm firefox
     sudo yay -S --noconfirm waterfox
 
     echo "✅ Waterfox wurde installiert!"