diff --git a/scripts/serve-business.sh b/scripts/serve-business.sh
index c0ef42b..783e071 100755
--- a/scripts/serve-business.sh
+++ b/scripts/serve-business.sh
@@ -15,6 +15,10 @@ if [ -f "config.json" ]; then
 fi
 
 if [ -d "radar" ]; then
+  # Supprimer l'ancien backup s'il existe
+  if [ -d "radar.backup" ]; then
+    rm -rf radar.backup
+  fi
   mv radar radar.backup
 fi