diff --git a/.github/ISSUE_TEMPLATE/bug_report.yml b/.github/ISSUE_TEMPLATE/bug_report.yml
index 457913c9..539a0b59 100644
--- a/.github/ISSUE_TEMPLATE/bug_report.yml
+++ b/.github/ISSUE_TEMPLATE/bug_report.yml
@@ -70,7 +70,7 @@ body:
           label: Steps to reproduce
           description: Numbered steps that reliably trigger the issue.
           placeholder: |
-              1. Open MeshChatX 4.8.0 on Windows 11
+              1. Open MeshChatX on Windows 11
               2. Add an RNode interface with port ble://...
               3. Restart the app
       validations:
diff --git a/meshchatx.rsm b/meshchatx.rsm
index 8b8c85e8..33d62f60 100644
Binary files a/meshchatx.rsm and b/meshchatx.rsm differ
diff --git a/scripts/sync_version.js b/scripts/sync_version.js
index 87ba2796..381846be 100644
--- a/scripts/sync_version.js
+++ b/scripts/sync_version.js
@@ -9,6 +9,7 @@
  * meshchatx/src/backend/data/licenses_backend.json (reticulum-meshchatx entry),
  * android/app/build.gradle,
  * electron/app-version.json,
+ * .github/ISSUE_TEMPLATE bug and feature version placeholders,
  * pipx example, packaging/arch/PKGBUILD pkgver / printf fallback,
  * then runs scripts/bake_build_meta.js (git commit / channel overlay).
  *
@@ -141,6 +142,15 @@ console.log(`Synced version ${version} from package.json`);
 const appVersionPath = path.join(root, "electron", "app-version.json");
 writeIfChanged(appVersionPath, `${JSON.stringify({ version }, null, 4)}\n`);
 
+patchFile(".github/ISSUE_TEMPLATE/bug_report.yml", (c) => {
+    let x = c.replace(/placeholder: "\d+\.\d+\.\d+"/, `placeholder: "${version}"`);
+    x = x.replace(/\(for example \d+\.\d+\.\d+\)/, `(for example ${version})`);
+    return x;
+});
+patchFile(".github/ISSUE_TEMPLATE/feature_request.yml", (c) =>
+    c.replace(/placeholder: "\d+\.\d+\.\d+"/, `placeholder: "${version}"`)
+);
+
 try {
     require("./bake_build_meta.js");
 } catch (err) {
diff --git a/tests/backend/test_version_sync.py b/tests/backend/test_version_sync.py
new file mode 100644
index 00000000..a83019b7
--- /dev/null
+++ b/tests/backend/test_version_sync.py
@@ -0,0 +1,104 @@
+# SPDX-License-Identifier: 0BSD
+
+"""Synced version files must match package.json after pnpm run version:sync."""
+
+from __future__ import annotations
+
+import json
+import re
+from pathlib import Path
+
+ROOT = Path(__file__).resolve().parents[2]
+
+
+def _package_version() -> str:
+    version = json.loads((ROOT / "package.json").read_text(encoding="utf-8"))["version"]
+    assert isinstance(version, str) and re.match(r"^\d+\.\d+\.\d+", version)
+    return version
+
+
+def _text(rel: str) -> str:
+    return (ROOT / rel).read_text(encoding="utf-8")
+
+
+def test_electron_app_version_json_matches_package():
+    data = json.loads(_text("electron/app-version.json"))
+    assert data["version"] == _package_version()
+
+
+def test_python_version_strings_match_package():
+    version = _package_version()
+    expected = f'__version__ = "{version}"'
+    assert expected in _text("meshchatx/__init__.py")
+    assert expected in _text("meshchatx/src/version.py")
+
+
+def test_pyproject_version_matches_package():
+    assert re.search(
+        rf'^version = "{re.escape(_package_version())}"',
+        _text("pyproject.toml"),
+        re.M,
+    )
+
+
+def test_android_version_matches_package():
+    version = _package_version()
+    major, minor, patch = (int(part) for part in version.split(".")[:3])
+    version_code = major * 10000 + minor * 1000 + patch
+    gradle = _text("android/app/build.gradle")
+    assert f'versionName "{version}"' in gradle
+    assert f"versionCode {version_code}" in gradle
+
+
+def test_readme_current_version_lines_match_package():
+    version = _package_version()
+    checks = (
+        ("README.md", f"Current version in this repo is `{version}`."),
+        ("lang/README.de.md", f"Aktuelle Version in diesem Repository: `{version}`."),
+        ("lang/README.it.md", f"Versione attuale nel repository: `{version}`."),
+        ("lang/README.ja.md", f"このリポジトリの現在のバージョンは `{version}` です。"),
+        ("lang/README.ru.md", f"Текущая версия в репозитории: `{version}`."),
+        ("lang/README.zh.md", f"本仓库当前版本: `{version}`。"),
+    )
+    for rel, needle in checks:
+        assert needle in _text(rel), rel
+
+
+def test_notices_and_backend_license_match_package():
+    version = _package_version()
+    notices = _text("meshchatx/src/backend/data/THIRD_PARTY_NOTICES.txt")
+    assert re.search(rf"^reticulum-meshchatx {re.escape(version)}$", notices, re.M)
+    licenses = json.loads(_text("meshchatx/src/backend/data/licenses_backend.json"))
+    entry = next(item for item in licenses if item.get("name") == "reticulum-meshchatx")
+    assert entry["version"] == version
+
+
+def test_arch_packaging_version_matches_package():
+    version = _package_version()
+    pkgbuild = _text("packaging/arch/PKGBUILD")
+    assert re.search(rf"^pkgver={re.escape(version)}", pkgbuild, re.M)
+    assert f'printf "{version}.r%s.%s"' in pkgbuild
+    srcinfo = _text("packaging/arch/.SRCINFO")
+    assert re.search(rf"^\tpkgver = {re.escape(version)}", srcinfo, re.M)
+
+
+def test_issue_template_placeholders_match_package():
+    version = _package_version()
+    bug = _text(".github/ISSUE_TEMPLATE/bug_report.yml")
+    feature = _text(".github/ISSUE_TEMPLATE/feature_request.yml")
+    assert f'placeholder: "{version}"' in bug
+    assert f"for example {version}" in bug
+    assert f'placeholder: "{version}"' in feature
+
+
+def test_raspberry_pi_docs_match_package():
+    version = _package_version()
+    wheel = f"reticulum_meshchatx-{version}-py3-none-any.whl"
+    for rel in (
+        "docs/en/platform-guides/raspberry-pi.md",
+        "meshchatx/src/frontend/public/meshchatx-docs/en/platform-guides/raspberry-pi.md",
+    ):
+        text = _text(rel)
+        assert f"({version} or newer)" in text, rel
+        assert f"Direct example (v{version}):" in text, rel
+        assert wheel in text, rel
diff --git a/tests/electron/appVersion.test.js b/tests/electron/appVersion.test.js
index c62303a1..a0f38359 100644
--- a/tests/electron/appVersion.test.js
+++ b/tests/electron/appVersion.test.js
@@ -1,8 +1,21 @@
+import fs from "fs";
+import path from "path";
+import { fileURLToPath } from "url";
 import { describe, expect, it } from "vitest";
 import { readPackagedAppVersion } from "../../electron/appVersion.js";
 
+const repoRoot = path.join(path.dirname(fileURLToPath(import.meta.url)), "..", "..");
+
+function readJson(relPath) {
+    return JSON.parse(fs.readFileSync(path.join(repoRoot, relPath), "utf8"));
+}
+
 describe("electron/appVersion", () => {
-    it("reads version from electron/app-version.json", () => {
-        expect(readPackagedAppVersion("0.0.0")).toBe("4.8.3");
+    it("reads the synced package.json version from electron/app-version.json", () => {
+        const pkgVersion = readJson("package.json").version;
+        const appVersion = readJson("electron/app-version.json").version;
+        expect(pkgVersion).toMatch(/^\d+\.\d+\.\d+/);
+        expect(appVersion).toBe(pkgVersion);
+        expect(readPackagedAppVersion("0.0.0")).toBe(pkgVersion);
     });
 });