diff --git a/README.md b/README.md
index 57bd74f..84c9846 100644
--- a/README.md
+++ b/README.md
@@ -18,6 +18,8 @@ All labels use the `de.t000-n.` prefix.
 
 - `drive.mnt-{name}`: Indicates a mounted drive under `/mnt/{name}`
   - Example: `drive.mnt-syncthing` → `/mnt/syncthing` is mounted
+- `service.vol-{name}`: Indicates a local volume under `/opt/svc/{name}
+  - Example: `service.vol-jallyfin` -> `/opt/svc/jellyfin` is available on host
 
 ### System Configuration Labels
 
diff --git a/node-labels/14_labels_k3sh3.yaml b/node-labels/14_labels_k3sh3.yaml
index 4073303..1968013 100644
--- a/node-labels/14_labels_k3sh3.yaml
+++ b/node-labels/14_labels_k3sh3.yaml
@@ -5,3 +5,4 @@ metadata:
   labels:
     de.t000-n.net.class: "medium"
     de.t000-n.net.bw: "2.5g"
+    de.t000-n.service.vol-jellyfin: ""