diff --git a/samba.sh b/samba.sh
index 5b23e57..8af607c 100644
--- a/samba.sh
+++ b/samba.sh
@@ -90,7 +90,7 @@ else
 
     # Set custom display name if provided
     if [ -n "$NAME" ] && [[ "${NAME,,}" != "data" ]]; then
-      sed "s/\[Data\]/\[$NAME\]/" "$config"    
+      sed -i "s/\[Data\]/\[$NAME\]/" "$config"    
     fi
 
     # Update force user and force group in smb.conf