diff --git a/generate_flaschenring.sh b/generate_flaschenring.sh
index d285b8b..6e2a1d5 100644
--- a/generate_flaschenring.sh
+++ b/generate_flaschenring.sh
@@ -12,11 +12,10 @@ spin[1]="\\"
 spin[2]="|"
 spin[3]="/"
 
-
-sed "s/123456789/"$1"/g" flaschenring_template.svg > flaschenring_$1_temp.svg
+sed "s/123456789/$1/g" flaschenring_template.svg > "flaschenring_$1_temp.svg"
 sleep 0.1
 echo -n "[inserting] ${spin[0]}"
-until [ -f flaschenring_$1_temp.svg ]
+until [ -f "flaschenring_$1_temp.svg" ]
 do
 	for i in "${spin[@]}"
 	do
@@ -26,11 +25,11 @@ do
 done
 echo -ne "\bok"
 
-inkscape --export-text-to-path -o flaschenring_$1_temp2.svg flaschenring_$1_temp.svg 
+inkscape --export-text-to-path -o "flaschenring_$1_temp2.svg" "flaschenring_$1_temp.svg"
 sleep 0.1
 echo ""
 echo -n "[pathifying] ${spin[0]}"
-until [ -f flaschenring_$1_temp2.svg ]
+until [ -f "flaschenring_$1_temp2.svg" ]
 do
 	for i in "${spin[@]}"
 	do
@@ -41,11 +40,11 @@ done
 echo -ne "\bok"
 
 
-inkscape --batch-process --actions="select-by-id:textbasepath;delete" -o flaschenring_$1.svg --with-gui flaschenring_$1_temp2.svg 
+inkscape --batch-process --actions="select-by-id:textbasepath;delete" -o "flaschenring_$1.svg" --with-gui "flaschenring_$1_temp2.svg"
 sleep 0.1
 echo ""
 echo -n "[cleaning up] ${spin[0]}"
-until [ -f flaschenring_$1.svg ]
+until [ -f "flaschenring_$1.svg" ]
 do
 	for i in "${spin[@]}"
 	do
@@ -57,5 +56,5 @@ echo -ne "\bok"
 
 
 
-rm flaschenring_$1_temp.svg 
-rm flaschenring_$1_temp2.svg 
+rm "flaschenring_$1_temp.svg"
+rm "flaschenring_$1_temp2.svg"