diff --git a/src/lang/en_US.lang.php b/src/lang/en_US.lang.php
index f95e519f..00f75410 100644
--- a/src/lang/en_US.lang.php
+++ b/src/lang/en_US.lang.php
@@ -133,6 +133,7 @@ $sm_lang = array(
 		'error_user_no_match' => 'The user could not be found in the database.',
 		'error_user_password_invalid' => 'The entered password is invalid.',
 		'error_user_password_no_match' => 'The entered passwords do not match.',
+		'error_user_admin_cant_be_deleted' => 'You can\'t remove the last administrator.',
 	),
 	'log' => array(
 		'title' => 'Log entries',
diff --git a/src/lang/nl_NL.lang.php b/src/lang/nl_NL.lang.php
index e87d420f..09101ef9 100644
--- a/src/lang/nl_NL.lang.php
+++ b/src/lang/nl_NL.lang.php
@@ -130,6 +130,7 @@ $sm_lang = array(
 		'error_user_no_match' => 'De gebruiker kon niet worden toegevoegd aan de database.',
 		'error_user_password_invalid' => 'Het ingevulde wachtwoord is ongeldig.',
 		'error_user_password_no_match' => 'De ingevulde wachtwoorden komen niet overeen.',
+		'error_user_admin_cant_be_deleted' => 'Je kan de laatste administrator niet verwijderen.',
 	),
 	'log' => array(
 		'title' => 'Log entries',
diff --git a/src/psm/Module/User/Controller/UserController.php b/src/psm/Module/User/Controller/UserController.php
index 75de8fe2..2fdd788e 100644
--- a/src/psm/Module/User/Controller/UserController.php
+++ b/src/psm/Module/User/Controller/UserController.php
@@ -239,6 +239,11 @@ class UserController extends AbstractController {
 			$user_validator->username($clean['user_name'], $user_id);
 			$user_validator->email($clean['email']);
 			$user_validator->level($clean['level']);
+			if(count($this->db->select(PSM_DB_PREFIX.'users', array('level' => PSM_USER_ADMIN))) == 1 && 
+					$this->getUser()->getUserLevel() == PSM_USER_ADMIN) {
+				$this->addMessage(psm_get_lang('users', 'error_user_admin_cant_be_deleted'), 'warning');
+				$clean['level'] = PSM_USER_ADMIN;
+			}
 
 			// always validate password for new users,
 			// but only validate it for existing users when they change it.
@@ -309,15 +314,19 @@ class UserController extends AbstractController {
 		try {
 			$this->container->get('util.user.validator')->userId($id);
 
-			$this->db->delete(PSM_DB_PREFIX.'users', array('user_id' => $id,));
-			$this->db->delete(PSM_DB_PREFIX.'users_servers', array('user_id' => $id));
+			if(count($this->db->select(PSM_DB_PREFIX.'users', array('level' => PSM_USER_ADMIN))) == 1) {
+				$this->addMessage(psm_get_lang('users', 'error_user_admin_cant_be_deleted'), 'error');
+			} else {
+				$this->db->delete(PSM_DB_PREFIX.'users', array('user_id' => $id,));
+				$this->db->delete(PSM_DB_PREFIX.'users_servers', array('user_id' => $id));
 
-			$this->container->get('event')->dispatch(
-				\psm\Module\User\UserEvents::USER_DELETE,
-				new \psm\Module\User\Event\UserEvent($id, $this->getUser()->getUserId())
-			);
+				$this->container->get('event')->dispatch(
+					\psm\Module\User\UserEvents::USER_DELETE,
+					new \psm\Module\User\Event\UserEvent($id, $this->getUser()->getUserId())
+				);
 
-			$this->addMessage(psm_get_lang('users', 'deleted'), 'success');
+				$this->addMessage(psm_get_lang('users', 'deleted'), 'success');
+			}
 		} catch (\InvalidArgumentException $e) {
 			$this->addMessage(psm_get_lang('users', 'error_'.$e->getMessage()), 'error');
 		}