diff --git a/systemd/snap-sync@.service b/systemd/snap-sync@.service
index 3eee5a9..5d5112d 100644
--- a/systemd/snap-sync@.service
+++ b/systemd/snap-sync@.service
@@ -7,4 +7,4 @@ WantedBy=multi-user.target
 [Service]
 Type=simple
 
-ExecStart=/usr/bin/snap-sync-wrapper $i
+ExecStart=/usr/bin/snap-sync-wrapper %i