diff --git a/scripts/bitcoin-ln-node/get-lnbits-key.sh b/scripts/bitcoin-ln-node/get-lnbits-key.sh
index e8306a8..60e2195 100755
--- a/scripts/bitcoin-ln-node/get-lnbits-key.sh
+++ b/scripts/bitcoin-ln-node/get-lnbits-key.sh
@@ -24,8 +24,32 @@ die()  { echo -e "${RED}[error]${NC} $*" >&2; exit 1; }
 
 # ─── Helpers ─────────────────────────────────────────────────────────────────
 
-# Return 0 (true) if $1 >= $2 (semantic version comparison)
-version_gte() { printf '%s\n%s\n' "$2" "$1" | sort -V -C; }
+# Return 0 (true) if $1 >= $2 (semver comparison, macOS/BSD-safe)
+# Uses python3 when available (already required for JSON parsing elsewhere),
+# otherwise falls back to pure-bash numeric major.minor.patch comparison.
+version_gte() {
+  local v1="$1" v2="$2"
+  if command -v python3 &>/dev/null; then
+    python3 - "$v1" "$v2" <<'PYEOF'
+import sys
+def parse(v):
+    parts = v.strip().split(".")
+    return [int(x) for x in (parts + ["0","0","0"])[:3]]
+sys.exit(0 if parse(sys.argv[1]) >= parse(sys.argv[2]) else 1)
+PYEOF
+  else
+    # Pure-bash fallback: split on dots, compare numerically
+    local IFS=.
+    # shellcheck disable=SC2206
+    local a=($v1) b=($v2)
+    for i in 0 1 2; do
+      local av="${a[$i]:-0}" bv="${b[$i]:-0}"
+      if (( av > bv )); then return 0; fi
+      if (( av < bv )); then return 1; fi
+    done
+    return 0  # equal
+  fi
+}
 
 # Print the export template the operator needs to paste into Replit Secrets
 print_export_template() {
diff --git a/scripts/bitcoin-ln-node/setup.sh b/scripts/bitcoin-ln-node/setup.sh
index 45f0470..0e3070c 100755
--- a/scripts/bitcoin-ln-node/setup.sh
+++ b/scripts/bitcoin-ln-node/setup.sh
@@ -328,6 +328,11 @@ echo "  1. Create your LND wallet:  lncli --lnddir=$LND_DIR create"
 echo "  2. Check sync status:       bash $SCRIPT_DIR/status.sh"
 echo "  3. Once synced, get key:    bash $SCRIPT_DIR/get-lnbits-key.sh"
 echo ""
+echo "  LNbits key retrieval (get-lnbits-key.sh):"
+echo "  • LNbits < 0.12  — auto-creates a wallet via the superuser API"
+echo "  • LNbits >= 0.12 — superuser API removed; script walks you through"
+echo "                     the Admin UI at http://localhost:5000/admin"
+echo ""
 echo "  Secrets are in: $SECRETS_FILE"
 echo "  Logs are in:    $LOG_DIR/"
 echo ""