diff --git a/back/shared/runtimeBuild.ts b/back/shared/runtimeBuild.ts
index 7814b13f..9e20be9c 100644
--- a/back/shared/runtimeBuild.ts
+++ b/back/shared/runtimeBuild.ts
@@ -28,7 +28,7 @@ const backend = read(path.resolve(__dirname, '../app.js'));
 const root = process.env.QL_DIR || path.resolve(__dirname, '../../..');
 const version = read(path.join(root, 'version.yaml'))
   ?.toString()
-  .match(/^\uFEFF?version:\s*["']?(\d+\.\d+\.\d+)/m)?.[1];
+  .match(/^\uFEFF?version:\s*["']?(\d+\.\d+\.\d+(?:-[\w.-]+)?(?:\+[\w.-]+)?)/m)?.[1];
 
 export const runtimeBuild = Object.freeze({
   instanceId: randomUUID(),
diff --git a/test/back/runtime-build.test.cjs b/test/back/runtime-build.test.cjs
index 0b74450a..6b762f37 100644
--- a/test/back/runtime-build.test.cjs
+++ b/test/back/runtime-build.test.cjs
@@ -32,7 +32,7 @@ test('a running process retains its own build identity when installed files chan
   const root = fs.mkdtempSync(path.join(os.tmpdir(), 'ql-runtime-build-'));
   t.after(() => fs.rmSync(root, { recursive: true, force: true }));
   fs.mkdirSync(path.join(root, 'static/build'), { recursive: true });
-  fs.writeFileSync(path.join(root, 'version.yaml'), 'version: 2.24.0');
+  fs.writeFileSync(path.join(root, 'version.yaml'), 'version: 2.24.0-dev.0');
   fs.writeFileSync(path.join(root, 'static/build/app.js'), 'old backend');
   fs.writeFileSync(
     path.join(root, 'static/build-info.json'),
@@ -45,7 +45,7 @@ test('a running process retains its own build identity when installed files chan
     JSON.stringify({ sourceCommit: 'b'.repeat(40) }),
   );
   fs.writeFileSync(path.join(root, 'version.yaml'), 'version: 2.25.0');
-  assert.equal(running.version, '2.24.0');
+  assert.equal(running.version, '2.24.0-dev.0');
   assert.equal(running.sourceCommit, 'a'.repeat(40));
   assert.equal(
     running.backendSha256,