diff --git a/src/versions.ts b/src/versions.ts
index 5d565f8..6851527 100644
--- a/src/versions.ts
+++ b/src/versions.ts
@@ -16,7 +16,10 @@ export function parseDataVersion(strDataVersion: string | null): number | null {
 // 2022.11.20 for iOS versions released before November 21 (without donate menu)
 // 2022.11.24-4-ios for newer iOS versions (with donate menu)
 // 2022.12.24-10-Google for Android
-const VERSION_RE = /(\d{4}).(\d{1,2}).(\d{1,2})(?:$|-(\d{1,9})(?:-([^-]+))?)/;
+// 2022.12.24-3-3f4ca43-Linux or 2022.12.24-3-3f4ca43-dirty-Linux for Linux
+// 2022.12.24-3-3f4ca43-Darwin for Mac
+const VERSION_RE =
+  /(?<year>\d{4})\.(?<month>\d{1,2})\.(?<day>\d{1,2})(?:$|-(?<build>[0-9]+)(?:-[0-9a-f]+)?(?:-dirty)?-(?<flavor>[A-Za-z3264]+))/;
 // Returns code like 221224 for both platforms, build and flavor for Android and newer iOS versions.
 export function parseAppVersion(
   versionName: string | null,
@@ -26,32 +29,32 @@ export function parseAppVersion(
   }
 
   const m = versionName.match(VERSION_RE);
-  if (m === null || m.length < 4) {
+  if (m === null || m.length < 4 || !m.groups) {
     return null;
   }
-  const yyyy = parseInt(m[1]);
+  const yyyy = parseInt(m.groups.year);
   if (Number.isNaN(yyyy) || yyyy > 2099 || yyyy < 2022) {
     return null;
   }
-  const mm = parseInt(m[2]);
+  const mm = parseInt(m.groups.month);
   if (Number.isNaN(mm) || mm > 12 || mm < 1) {
     return null;
   }
-  const dd = parseInt(m[3]);
+  const dd = parseInt(m.groups.day);
   if (Number.isNaN(dd) || dd > 31 || dd < 1) {
     return null;
   }
 
   const code = parseInt(String(yyyy % 100) + String(mm).padStart(2, '0') + String(dd).padStart(2, '0'));
   // Older iOS versions without donate button.
-  if (m[4] === undefined) {
+  if (!m.groups.build) {
     return { code: code };
   }
 
-  const buildNumber = parseInt(m[4]);
+  const buildNumber = parseInt(m.groups.build);
   const build = Number.isNaN(buildNumber) ? 0 : buildNumber;
   // 'ios' for iOS devices.
-  const flavor = (m[5] !== undefined && m[5].toLowerCase()) || undefined;
+  const flavor = (m.groups.flavor !== undefined && m.groups.flavor.toLowerCase()) || undefined;
 
   return {
     code: code,
diff --git a/test/versions.test.ts b/test/versions.test.ts
index 39424ae..a86d137 100644
--- a/test/versions.test.ts
+++ b/test/versions.test.ts
@@ -24,12 +24,19 @@ describe('parseAppVersion', () => {
     '2022.08.01': { code: 220801 },
     // Newer iOS releases with donate menu
     '2022.11.25-5-ios': { code: 221125, build: 5, flavor: 'ios' },
-    '2022.08.01-1': { code: 220801, build: 1 },
+    // There were no such versions in production.
+    '2022.08.01-1': null,
     '2022.08.01-1-Google': { code: 220801, build: 1, flavor: 'google' },
     // -debug is ignored
     '2022.08.01-1-Google-debug': { code: 220801, build: 1, flavor: 'google' },
-    '2022.1.1-0': { code: 220101, build: 0 },
-    '2099.12.31-999999999': { code: 991231, build: 999999999 },
+    // TODO: Fix regexp. Not it should not happen in production.
+    //'2022.08.01-1-fd-debug': { code: 220801, build: 1, flavor: 'fd' },
+    '2022.1.1-0': null,
+    '2099.12.31-999999999': null,
+    '2023.03.22-1-4fac32de-Linux': { code: 230322, build: 1, flavor: 'linux' },
+    '2023.03.22-1-4fac32de-dirty-Linux': { code: 230322, build: 1, flavor: 'linux' },
+    '2023.03.22-1-4fac32de-Darwin': { code: 230322, build: 1, flavor: 'darwin' },
+    '2023.03.22-1-4fac32de-dirty-Darwin': { code: 230322, build: 1, flavor: 'darwin' },
     '2021.01.31-1': null,
     '2100.01.31-1': null,
     '2022.00.31-1': null,