diff --git a/setup_truenas_shares.sh b/setup_truenas_shares.sh
index b041db1..8ff7125 100644
--- a/setup_truenas_shares.sh
+++ b/setup_truenas_shares.sh
@@ -80,7 +80,7 @@ create_nfs_share() {
         \"maproot_group\": \"root\",
         \"mapall_user\": \"\",
         \"mapall_group\": \"\",
-        \"security\": [\"sys\"]
+        \"security\": ["SYS"]
     }" > /dev/null
     
     echo "✓ Created NFS share: $name ($path)"