diff --git a/src/stats.ts b/src/stats.ts
index 4cb4f90c3..2eafa044b 100644
--- a/src/stats.ts
+++ b/src/stats.ts
@@ -155,6 +155,7 @@ export const calculateStats = async (
     stats.push({
         locale: '_',
         users: (await db.get('SELECT count(*) AS c FROM users') as { c: number }).c,
+        mau: (await db.get(`SELECT count(*) AS c FROM users WHERE lastActive >= ${new Date().getTime() - 30 * 24 * 60 * 60 * 1000}`) as { c: number }).c,
         data: {
             admins: (await db.get('SELECT count(*) AS c FROM users WHERE roles!=\'\'') as { c: number }).c,
             userReports: (await db.get(`SELECT count(*) AS c FROM reports