diff --git a/jeannie b/jeannie
index db896d5..777eb91 100755
--- a/jeannie
+++ b/jeannie
@@ -957,8 +957,11 @@ sudo '${qm_bin}' start '${vmid}'"
 }
 
 write_cluster_worker_var_file() {
-    local spec_file="$1"
-    local var_file="$2"
+    local var_file="$1"
+    local default_platform_labels_json='{"node-role.kubernetes.io/worker":"worker","homelab.dev/node-role":"app","homelab.dev/storage":"ssd","homelab.dev/workload-class":"platform"}'
+    local pimox_labels_json="${LAB_PIMOX_WORKER_NODE_LABELS_JSON:-${default_platform_labels_json}}"
+    local manual_labels_json="${LAB_MANUAL_WORKER_NODE_LABELS_JSON:-${pimox_labels_json}}"
+    shift
 
     LAB_INCLUDE_RASPBERRY_WORKER="${LAB_INCLUDE_RASPBERRY_WORKER:-false}" \
     LAB_RASPBERRY_HOST="${LAB_RASPBERRY_HOST:-192.168.100.89}" \
@@ -966,18 +969,22 @@ write_cluster_worker_var_file() {
     LAB_RASPBERRY_NODE_NAME="${LAB_RASPBERRY_NODE_NAME:-raspberry}" \
     LAB_RASPBERRY_SSH_KEY_PATH="${LAB_RASPBERRY_SSH_KEY_PATH:-/home/jv/.ssh/id_ed25519}" \
     LAB_RASPBERRY_NODE_LABELS_JSON="${LAB_RASPBERRY_NODE_LABELS_JSON:-{\"node-role.kubernetes.io/worker\":\"worker\",\"homelab.dev/node-role\":\"edge-app\",\"homelab.dev/storage\":\"local\",\"homelab.dev/workload-class\":\"edge\"}}" \
-    LAB_PIMOX_WORKER_NODE_LABELS_JSON="${LAB_PIMOX_WORKER_NODE_LABELS_JSON:-{\"node-role.kubernetes.io/worker\":\"worker\",\"homelab.dev/node-role\":\"app\",\"homelab.dev/storage\":\"ssd\",\"homelab.dev/workload-class\":\"platform\"}}" \
-        python3 - "${spec_file}" "${var_file}" <<'PY'
+    LAB_MANUAL_WORKER_NODE_LABELS_JSON="${manual_labels_json}" \
+    LAB_PIMOX_WORKER_NODE_LABELS_JSON="${pimox_labels_json}" \
+        python3 - "${var_file}" "$@" <<'PY'
 import json
 import os
+from pathlib import Path
 import sys
 
-spec_file, var_file = sys.argv[1:3]
+var_file = sys.argv[1]
+spec_files = sys.argv[2:]
 nodes = {}
 node_labels = {}
 
 try:
     raspberry_labels = json.loads(os.environ["LAB_RASPBERRY_NODE_LABELS_JSON"])
+    manual_labels = json.loads(os.environ["LAB_MANUAL_WORKER_NODE_LABELS_JSON"])
     pimox_labels = json.loads(os.environ["LAB_PIMOX_WORKER_NODE_LABELS_JSON"])
 except json.JSONDecodeError as exc:
     raise SystemExit(f"Invalid node label JSON: {exc}") from exc
@@ -991,19 +998,30 @@ if os.environ["LAB_INCLUDE_RASPBERRY_WORKER"].lower() not in {"0", "false", "no"
     }
     node_labels["raspberrypi"] = raspberry_labels
 
-with open(spec_file, encoding="utf-8") as handle:
-    for line in handle:
-        line = line.rstrip("\n")
-        if not line:
-            continue
-        key, host, user, node_name, ssh_key_path = line.split("\t")
-        nodes[key] = {
-            "host": host,
-            "user": user,
-            "node_name": node_name,
-            "ssh_key_path": ssh_key_path,
-        }
-        node_labels[key] = pimox_labels
+for spec_file in spec_files:
+    path = Path(spec_file)
+    if not path.exists() or path.stat().st_size == 0:
+        continue
+    labels = pimox_labels if path.name == "pimox-workers.tsv" else manual_labels
+    with path.open(encoding="utf-8") as handle:
+        for line_number, line in enumerate(handle, start=1):
+            line = line.rstrip("\n")
+            if not line or line.startswith("#"):
+                continue
+            try:
+                key, host, user, node_name, ssh_key_path = line.split("\t")
+            except ValueError as exc:
+                raise SystemExit(
+                    f"{spec_file}:{line_number}: expected tab-separated "
+                    "key, host, user, node_name, ssh_key_path"
+                ) from exc
+            nodes[key] = {
+                "host": host,
+                "user": user,
+                "node_name": node_name,
+                "ssh_key_path": ssh_key_path,
+            }
+            node_labels[key] = labels
 
 with open(var_file, "w", encoding="utf-8") as handle:
     json.dump({"worker_nodes": nodes, "worker_node_labels": node_labels}, handle, indent=2)
@@ -1013,14 +1031,14 @@ PY
 
 prepare_cluster_worker_var_file() {
     local include_raspberry_default="$1"
-    local spec_file="${REPO_ROOT}/.lab/manual-workers.tsv"
+    local manual_spec_file="${REPO_ROOT}/.lab/manual-workers.tsv"
+    local pimox_spec_file="${REPO_ROOT}/.lab/pimox-workers.tsv"
     local var_file="${REPO_ROOT}/.lab/cluster-workers.auto.tfvars.json"
 
     export LAB_INCLUDE_RASPBERRY_WORKER="${LAB_INCLUDE_RASPBERRY_WORKER:-${include_raspberry_default}}"
 
     mkdir -p "${REPO_ROOT}/.lab"
-    : >"${spec_file}"
-    write_cluster_worker_var_file "${spec_file}" "${var_file}"
+    write_cluster_worker_var_file "${var_file}" "${manual_spec_file}" "${pimox_spec_file}"
     export LAB_CLUSTER_VAR_FILE="${var_file}"
 }
 
@@ -1447,7 +1465,7 @@ fi" 2>&1)"
             "${worker_cpu_affinity}"
     done
 
-    write_cluster_worker_var_file "${spec_file}" "${var_file}"
+    write_cluster_worker_var_file "${var_file}" "${REPO_ROOT}/.lab/manual-workers.tsv" "${spec_file}"
     export LAB_CLUSTER_VAR_FILE="${var_file}"
 }