diff --git a/check_version.sh b/check_version.sh
new file mode 100755
index 0000000..216041f
--- /dev/null
+++ b/check_version.sh
@@ -0,0 +1,34 @@
+#!/usr/bin/env bash
+#
+# check_version.sh -- verify the library version is consistent and released.
+#
+# Read-only: confirms the version matches in both manifests and that a matching
+# git tag (vX.Y.Z) exists. Run it before tagging a release. Non-zero exit if the
+# versions disagree or the tag is missing.
+#
+# SPDX-License-Identifier: MIT
+
+set -u
+cd "$(dirname "$0")" || exit 2
+
+json=$(sed -nE 's/.*"version"[[:space:]]*:[[:space:]]*"([^"]+)".*/\1/p' library.json | head -1)
+prop=$(sed -nE 's/^version=([^[:space:]]+).*/\1/p' library.properties | tr -d '\r' | head -1)
+
+echo "library.json       : ${json:-<none>}"
+echo "library.properties : ${prop:-<none>}"
+
+fail=0
+
+if [ -n "$json" ] && [ "$json" = "$prop" ]; then
+    echo "ok   versions match ($json)"
+else
+    echo "FAIL versions differ (json=$json properties=$prop)"; fail=1
+fi
+
+if git rev-parse -q --verify "refs/tags/v$json" >/dev/null 2>&1; then
+    echo "ok   git tag v$json exists"
+else
+    echo "FAIL no git tag v$json -- create one to release: git tag v$json"; fail=1
+fi
+
+exit "$fail"
diff --git a/library.json b/library.json
index 3b41043..e297c44 100644
--- a/library.json
+++ b/library.json
@@ -1,6 +1,6 @@
 {
   "name": "victronble",
-  "version": "0.6.0",
+  "version": "0.6.1",
   "description": "Portable Arduino library for reading Victron Energy device data via Bluetooth Low Energy (BLE) advertisements. Runs on ESP32, ESP32-S3, ESP32-C3 and nRF52 (nRF52840, nRF52832). Supports SmartSolar MPPT, SmartShunt, BMV, MultiPlus, Orion, Blue Smart AC chargers and other Victron devices. No external crypto dependency.",
   "keywords": "victron, ble, bluetooth, solar, mppt, battery, smartshunt, smartsolar, bmv, inverter, multiplus, esp32, esp32-s3, esp32-c3, nrf52, nrf52840, nrf52832, xiao, iot, energy, monitoring",
   "repository": {
diff --git a/library.properties b/library.properties
index 388c49e..8745d1e 100644
--- a/library.properties
+++ b/library.properties
@@ -1,11 +1,11 @@
 name=VictronBLE
-version=0.6.0
+version=0.6.1
 author=Scott Penrose
 maintainer=Scott Penrose <scottp@dd.com.au>
 sentence=Portable library for reading Victron Energy device data via BLE on ESP32/S3/C3 and nRF52 (nRF52840/nRF52832)
 paragraph=Read data from Victron SmartSolar, SmartShunt, BMV, inverters, Blue Smart AC chargers and other devices using Bluetooth Low Energy advertisements. Runs on ESP32, ESP32-S3, ESP32-C3 and nRF52 (nRF52840, nRF52832 — Bluefruit or Seeed cores) with no external crypto dependency. Supports multiple devices simultaneously with no pairing required.
 category=Communication
-url=https://gitea.sh3d.com.au/Sh3d/VictronBLE
+url=https://github.com/SH3D/VictronBLE
 architectures=esp32,nrf52
 depends=
 includes=VictronBLE.h