diff --git a/backup.py b/backup.py
index 810dfaf..076f97b 100644
--- a/backup.py
+++ b/backup.py
@@ -59,7 +59,9 @@ new = datetime.now().strftime(dateFormat)
 
 
 sync = call(
-    f"rsync -aAXv / --exclude={{'/dev/*','/proc/*','/sys/*','/tmp/*','/run/*','/mnt/*','/media/*','/lost+found'}} {path_to_backups}{old_backup} --delete",
+    "rsync -aAXv / --exclude={'/dev/*','/proc/*','/sys/*','/tmp/*','/run/*','/mnt/*','/media/*','/lost+found'} --delete "
+    + {path_to_backups}
+    + {old_backup},
     shell=True,
 )