diff --git a/docs/source/reference/config.rst b/docs/source/reference/config.rst
index 2c4862fbfa1..719679c6955 100644
--- a/docs/source/reference/config.rst
+++ b/docs/source/reference/config.rst
@@ -458,7 +458,7 @@ Available fields and semantics:
 
     # Specify subnet_id to use for instances (optional).
     # SkyPilot created new vnet and subnet by default but it will reuse exisiting subnet if specified.
-    subnet_id: /subscriptions/subscription-id/resourceGroups/resource-group-name/providers/Microsoft.Network/virtualNetworks/vnet-name/subnets/subnet-name
+    subnet_id: /subscriptions/<subscription-id>/resourceGroups/<resource-group-name>/providers/Microsoft.Network/virtualNetworks/<vnet-name>/subnets/<subnet-name>
 
     # Should instances be assigned private IPs only? (optional)
     #