diff --git a/mcimport.sh b/mcimport.sh
index 1463109..f077a26 100755
--- a/mcimport.sh
+++ b/mcimport.sh
@@ -7,7 +7,7 @@
 cd `dirname $0`
 
 if [ ! -f map_content.txt ]; then
-	zenity --info --text "Unable to locate \"map_content.txt\" file - this is a critical error, and this program is unable to continue."
+	zenity --info --width=800 --text "Unable to locate \"map_content.txt\" file - this is a critical error, and this program is unable to continue."
 	exit 1
 fi
 
@@ -17,16 +17,16 @@ while true; do
 		IN="`dirname "$IN"`"
 	fi
 	if [ ! -d "$IN" ]; then
-		zenity --info --text "The chosen entry \"$IN\" is not a folder. Try selecting a folder that has a \"level.dat\" file inside."
+		zenity --width=800 --info --text "The chosen entry \"$IN\" is not a folder. Try selecting a folder that has a \"level.dat\" file inside."
 		exit 1
 	fi
 	break
 done
 
-OUT=`zenity --entry --entry-text="$(basename "$IN")" --text="Type the output name of the converted world:"`
+OUT=`zenity --width=800 --entry --entry-text="$(basename "$IN")" --text="Type the output name of the converted world:"`
 
 if [ -d "${HOME}/.minetest/worlds/$OUT" ]; then
-	if ! `zenity --question --title="Overwrite existing world?" --text="The world \"$OUT\" already exists, do you want to overwrite it?" --default-cancel`; then
+	if ! `zenity --question --width=800 --title="Overwrite existing world?" --text="The world \"$OUT\" already exists, do you want to overwrite it?" --default-cancel`; then
 		exit 1
 	fi
 	rm -rf "${HOME}/.minetest/worlds/$OUT"
@@ -36,3 +36,19 @@ zenity --info --width=800 --title="Conversion in progress" --text="The conversio
 
 python3 mcimport.py "$IN" "${HOME}/.minetest/worlds/$OUT"
 
+if [ $? == 0 ]; then
+	if ! zenity --width=800 --question --title="Download required mods?" --text="The world was succesfully converted. Do you want me to download and install all the required mods now?"; then
+		exit 0
+	fi
+	cd "${HOME}/.minetest/worlds/$OUT"
+	(
+		bash get-mods.sh
+		echo "====================="
+		echo "Finished! You can now close this window!"
+	) | zenity --text-info --width=800 --height=600 --title='Downloading required mods.' --text='Downloading...'
+else
+	zenity --info --width=800 --text "Conversion didn't finish normally, the resulting world may not be playable."
+	exit 1
+fi
+
+zenity --width=800 --info --text "Conversion finished! Your world should now be playable in Minetest."