diff --git a/install/package.json b/install/package.json
index e59766f156..db67e3b86b 100644
--- a/install/package.json
+++ b/install/package.json
@@ -89,7 +89,7 @@
         "nodebb-plugin-emoji": "^3.5.0",
         "nodebb-plugin-emoji-android": "2.0.5",
         "nodebb-plugin-markdown": "8.14.4",
-        "nodebb-plugin-mentions": "3.0.1",
+        "nodebb-plugin-mentions": "3.0.2",
         "nodebb-plugin-spam-be-gone": "0.7.11",
         "nodebb-rewards-essentials": "0.2.0",
         "nodebb-theme-lavender": "5.3.1",
diff --git a/src/user/email.js b/src/user/email.js
index 85162b8414..d6d2d32b4d 100644
--- a/src/user/email.js
+++ b/src/user/email.js
@@ -143,6 +143,12 @@ UserEmail.confirmByCode = async function (code, sessionId) {
 		throw new Error('[[error:invalid-data]]');
 	}
 
+	// If another uid has the same email, remove it
+	const oldUid = await db.sortedSetScore('email:uid', confirmObj.email.toLowerCase());
+	if (oldUid) {
+		await UserEmail.remove(oldUid, sessionId);
+	}
+
 	const oldEmail = await user.getUserField(confirmObj.uid, 'email');
 	if (oldEmail && confirmObj.email !== oldEmail) {
 		await UserEmail.remove(confirmObj.uid, sessionId);
diff --git a/src/user/profile.js b/src/user/profile.js
index 2748690b81..a8d1b02d1d 100644
--- a/src/user/profile.js
+++ b/src/user/profile.js
@@ -71,7 +71,7 @@ module.exports = function (User) {
 	};
 
 	async function validateData(callerUid, data) {
-		await isEmailAvailable(data, data.uid);
+		await isEmailValid(data);
 		await isUsernameAvailable(data, data.uid);
 		await isWebsiteValid(callerUid, data);
 		await isAboutMeValid(callerUid, data);
@@ -82,7 +82,7 @@ module.exports = function (User) {
 		isGroupTitleValid(data);
 	}
 
-	async function isEmailAvailable(data, uid) {
+	async function isEmailValid(data) {
 		if (!data.email) {
 			return;
 		}
@@ -91,14 +91,6 @@ module.exports = function (User) {
 		if (!utils.isEmailValid(data.email)) {
 			throw new Error('[[error:invalid-email]]');
 		}
-		const email = await User.getUserField(uid, 'email');
-		if (email === data.email) {
-			return;
-		}
-		const available = await User.email.available(data.email);
-		if (!available) {
-			throw new Error('[[error:email-taken]]');
-		}
 	}
 
 	async function isUsernameAvailable(data, uid) {
diff --git a/test/user.js b/test/user.js
index e74eb8252d..671cc06d20 100644
--- a/test/user.js
+++ b/test/user.js
@@ -2462,6 +2462,22 @@ describe('User', () => {
 			assert.strictEqual(parseInt(confirmed, 10), 1);
 			assert.strictEqual(isVerified, true);
 		});
+
+		it('should remove the email from a different account if the email is already in use', async () => {
+			const email = 'confirm2@me.com';
+			const uid = await User.create({
+				username: 'confirme3',
+			});
+
+			const oldUid = await db.sortedSetScore('email:uid', email);
+			const code = await User.email.sendValidationEmail(uid, email);
+			await User.email.confirmByCode(code);
+
+			const oldUserData = await User.getUserData(oldUid);
+
+			assert.strictEqual((await db.sortedSetScore('email:uid', email)), uid);
+			assert.strictEqual(oldUserData.email, '');
+		});
 	});
 
 	describe('user jobs', () => {