diff --git a/cp_onefile.sh b/cp_onefile.sh
index 6b254b3..2c5e45f 100755
--- a/cp_onefile.sh
+++ b/cp_onefile.sh
@@ -16,6 +16,8 @@ do
         i=$(expr ${i} + 1)
 done
 
+sync
+
 echo "Fertig!!!"
 
 #./cp_onefile.sh onefile-final.mp3 /mnt1/