diff --git a/src/leaderboards.js b/src/leaderboards.js
index e6bb96d1..3ac4e827 100644
--- a/src/leaderboards.js
+++ b/src/leaderboards.js
@@ -18,8 +18,10 @@ const onStop = async (year, day, part, name) => {
     // Use the year and day parameter to update a single leaderboard
     const result = await updateLeaderboards({ year, day });
 
+    console.debug(result);
+
     // Return true if the user was invited to the channel for requested day
-    return result.sent.any(r => r.aocUser === name && r.year === year && r.day === day);
+    return result.sent.some(r => r.aocUser === name && r.year === year && r.day === day);
 };
 
 const updateLeaderboards = async (selection = {}) => {
diff --git a/unit-tests/leaderboards.test.js b/unit-tests/leaderboards.test.js
index 83392c52..ad7d132a 100644
--- a/unit-tests/leaderboards.test.js
+++ b/unit-tests/leaderboards.test.js
@@ -1,6 +1,6 @@
 'use strict';
 
-const { handler, updateLeaderboards } = require('../src/leaderboards');
+const { handler, onStop, updateLeaderboards } = require('../src/leaderboards');
 
 const invites = require('../src/invites');
 jest.mock('../src/invites');
@@ -25,6 +25,39 @@ beforeEach(() => {
     logs.logActivity.mockReset();
 });
 
+describe('onStop', () => {
+    test('triggers leaderboard update', async () => {
+        years.getYears.mockResolvedValueOnce(new Set());
+
+        await expect(onStop(1945, 11, 2, 'sOmE oNe')).resolves.toBe(false);
+    });
+
+    test('reports invitation sent to this user', async () => {
+        years.getYears.mockResolvedValueOnce(new Set([1945]));
+
+        network.getLeaderboard.mockResolvedValueOnce({ lEaDeRbOaRd2020: true });
+        invites.processInvites.mockResolvedValueOnce({ sent: [{ aocUser: 'sOmE oNe', year: 1945, day: 11 }], failed: [] });
+        boardPublish.publishBoards.mockResolvedValueOnce({ created: [], updated: [] });
+
+        await expect(onStop(1945, 11, 2, 'sOmE oNe')).resolves.toBe(true);
+    });
+
+    test('reports invitation not sent to this user', async () => {
+        years.getYears.mockResolvedValueOnce(new Set([1945]));
+
+        network.getLeaderboard.mockResolvedValueOnce({ lEaDeRbOaRd2020: true });
+        invites.processInvites.mockResolvedValueOnce({ sent: [{ aocUser: 'aNoThEr OnE', year: 1945, day: 11 }], failed: [] });
+        boardPublish.publishBoards.mockResolvedValueOnce({ created: [], updated: [] });
+
+        await expect(onStop(1945, 11, 2, 'sOmE oNe')).resolves.toBe(false);
+    });
+
+    test('fails after an error while updating leaderboards', async () => {
+        years.getYears.mockRejectedValueOnce(new Error('sOmEeRrOr'));
+        await expect(onStop(1945, 11, 2, 'sOmE oNe')).rejects.toThrow('sOmEeRrOr');
+    });
+});
+
 describe('leaderboards.handler', () => {
     test('succeeds updating the leaderboard', async () => {
         years.getYears.mockResolvedValueOnce(new Set([2021, 2020]));