diff --git a/dev/n_osync.sh b/dev/n_osync.sh
index a48a7d9..d4808df 100755
--- a/dev/n_osync.sh
+++ b/dev/n_osync.sh
@@ -1475,8 +1475,8 @@ function Init {
 			TARGET_BACKUP="$TARGET_BACKUP --suffix .$(date +%Y.%m.%d-%H.%M.%S)"
 		fi
 	else
-		INITIATOR_BACKUP="
-		TARGET_BACKUP="
+		INITIATOR_BACKUP=""
+		TARGET_BACKUP=""
 	fi
 
 	## Sync function actions (0-10)