diff --git a/app/Libraries/Aauth.php b/app/Libraries/Aauth.php
index 62119b3..668814e 100644
--- a/app/Libraries/Aauth.php
+++ b/app/Libraries/Aauth.php
@@ -313,6 +313,41 @@ class Aauth
 
 		if (password_verify($password, $user['password']))
 		{
+			$loginTokenModel = new LoginTokenModel();
+
+			if ($this->config->loginSingleMode)
+			{
+				$loginTokenModel->deleteAll($user['id']);
+				$userSessionModel = new UserSessionModel();
+				foreach ($userSessionModel->findAll() as $userSessionRow)
+				{
+					$result      = $matches = [];
+					$sessionData = ';' . $userSessionRow['data'];
+					$keyreg      = '/;([^|{}"]+)\|/';
+
+					preg_match_all($keyreg, $sessionData, $matches);
+
+					if (isset($matches[1]))
+					{
+						$keys   = $matches[1];
+						$values = preg_split($keyreg, $sessionData);
+
+						if (count($values) > 1)
+						{
+							array_shift($values);
+						}
+
+						$result      = array_combine($keys, $values);
+						$userSession = unserialize($result['user']);
+
+						if ($userSession['id'] === $user['id'])
+						{
+							$userSessionModel->delete($userSessionRow['id']);
+						}
+					}
+				}
+			}
+
 			$data['id']       = $user['id'];
 			$data['username'] = $user['username'];
 			$data['email']    = $user['email'];
@@ -322,11 +357,10 @@ class Aauth
 			if ($remember)
 			{
 				helper('text');
-				$loginTokenModel = new LoginTokenModel();
-				$expire          = $this->config->loginRemember;
-				$userId          = base64_encode($user['id']);
-				$randomString    = random_string('alnum', 32);
-				$selectorString  = random_string('alnum', 16);
+				$expire         = $this->config->loginRemember;
+				$userId         = base64_encode($user['id']);
+				$randomString   = random_string('alnum', 32);
+				$selectorString = random_string('alnum', 16);
 
 				$cookieData['name']   = $this->config->loginRememberCookie;
 				$cookieData['value']  = $userId . ';' . $randomString . ';' . $selectorString;
diff --git a/app/Models/Aauth/LoginTokenModel.php b/app/Models/Aauth/LoginTokenModel.php
index 53ab52f..aad1f34 100644
--- a/app/Models/Aauth/LoginTokenModel.php
+++ b/app/Models/Aauth/LoginTokenModel.php
@@ -161,6 +161,22 @@ class LoginTokenModel
 		return true;
 	}
 
+	/**
+	 * Deletes all Login Tokens by userId.
+	 *
+	 * @param integer $userId User id
+	 *
+	 * @return boolean
+	 */
+	public function deleteAll(int $userId)
+	{
+		$builder = $this->builder();
+		$builder->where('user_id', $userId);
+		$builder->delete();
+
+		return true;
+	}
+
 	/**
 	 * Provides a shared instance of the Query Builder.
 	 *
diff --git a/app/Models/Aauth/UserSessionModel.php b/app/Models/Aauth/UserSessionModel.php
index aecb4da..920b08c 100644
--- a/app/Models/Aauth/UserSessionModel.php
+++ b/app/Models/Aauth/UserSessionModel.php
@@ -95,7 +95,6 @@ class UserSessionModel
 		$this->config         = new AauthConfig();
 		$this->DBGroup        = $this->config->dbProfile;
 		$this->table          = $this->config->dbTableUserSessions;
-		$this->tempReturnType = $this->returnType;
 
 		if ($db instanceof ConnectionInterface)
 		{
@@ -122,9 +121,7 @@ class UserSessionModel
 		$builder->where("data NOT LIKE CONCAT('%', timestamp, '%')");
 		$builder->like('data', 'user|');
 
-		$this->tempReturnType = $this->returnType;
-
-		return $builder->get()->getResult($this->tempReturnType);
+		return $builder->get()->getResult($this->returnType);
 	}
 
 	/**
diff --git a/tests/Aauth/Database/LoginTokenModelTest.php b/tests/Aauth/Database/LoginTokenModelTest.php
index 42aca3a..d530fa8 100644
--- a/tests/Aauth/Database/LoginTokenModelTest.php
+++ b/tests/Aauth/Database/LoginTokenModelTest.php
@@ -45,6 +45,13 @@ class LoginTokenModelTest extends CIDatabaseTestCase
 		$this->assertCount(0, $this->model->findAllByUserId(99));
 	}
 
+	public function testDeleteAll()
+	{
+		$this->model->insert(['user_id' => 99, 'random_hash' => 'random_hash9999']);
+		$this->model->deleteAll(99);
+		$this->assertCount(0, $this->model->findAllByUserId(99));
+	}
+
 	public function testConfigDBGroup()
 	{
 		$this->model = new LoginTokenModel();