diff --git a/module/VuFind/config/module.config.php b/module/VuFind/config/module.config.php
index 88060b31fa28cf116586b8bfd95ba7bceccac932..2ac92b4d97b5b421aff757954b6f909200d255e2 100644
--- a/module/VuFind/config/module.config.php
+++ b/module/VuFind/config/module.config.php
@@ -321,7 +321,7 @@ $config = array(
             'VuFind\RecordLoader' => 'VuFind\Record\Loader',
             'VuFind\SearchSpecsReader' => 'VuFind\Config\SearchSpecsReader',
             'VuFind\SessionManager' => 'Zend\Session\SessionManager',
-            'sms' => 'VuFind\Mailer\SMS',
+            'VuFind\SMS' => 'VuFind\Mailer\SMS',
             'worldcatconnection' => 'VuFind\Connection\WorldCat',
             'worldcatutils' => 'VuFind\Connection\WorldCatUtils',
         ),
diff --git a/module/VuFind/src/VuFind/Controller/AbstractRecord.php b/module/VuFind/src/VuFind/Controller/AbstractRecord.php
index 71cdc03d3987f67404d8017a99e12b12cb1406c2..e4f38fe776a7f684af87f11508df917b734f8369 100644
--- a/module/VuFind/src/VuFind/Controller/AbstractRecord.php
+++ b/module/VuFind/src/VuFind/Controller/AbstractRecord.php
@@ -336,7 +336,7 @@ class AbstractRecord extends AbstractBase
         $driver = $this->loadRecord();
 
         // Load the SMS carrier list:
-        $sms = $this->getServiceLocator()->get('SMS');
+        $sms = $this->getServiceLocator()->get('VuFind\SMS');
         $view = $this->createViewModel();
         $view->carriers = $sms->getCarriers();
 
diff --git a/module/VuFind/src/VuFind/Controller/AjaxController.php b/module/VuFind/src/VuFind/Controller/AjaxController.php
index fb44a00bac1a4aa74632ec2b5567b4584618a13c..cf1e7b435ed75a2c7780c9a01ba5ad1e6b698962 100644
--- a/module/VuFind/src/VuFind/Controller/AjaxController.php
+++ b/module/VuFind/src/VuFind/Controller/AjaxController.php
@@ -938,7 +938,7 @@ class AjaxController extends AbstractBase
                 $this->params()->fromPost('id'),
                 $this->params()->fromPost('source', 'VuFind')
             );
-            $this->getServiceLocator()->get('SMS')->textRecord(
+            $this->getServiceLocator()->get('VuFind\SMS')->textRecord(
                 $this->params()->fromPost('provider'),
                 $this->params()->fromPost('to'), $record, $this->getViewRenderer()
             );