diff --git a/lib/editor/tinymce/lang/en/editor_tinymce.php b/lib/editor/tinymce/lang/en/editor_tinymce.php
index 01448775d17..fcc50fb14bd 100644
--- a/lib/editor/tinymce/lang/en/editor_tinymce.php
+++ b/lib/editor/tinymce/lang/en/editor_tinymce.php
@@ -35,6 +35,7 @@ $string['fontselectlist'] = 'Available fonts list';
 $string['pluginname'] = 'TinyMCE HTML editor';
 $string['settings'] = 'General settings';
 $string['subplugindeleteconfirm'] = 'You are about to completely delete TinyMCE subplugin \'{$a}\'. This will completely delete everything in the database associated with this subplugin. Are you SURE you want to continue?';
+$string['subplugintype_tinymce'] = 'Plugin';
 $string['subplugintype_tinymce_plural'] = 'Plugins';
 
 
diff --git a/mod/assign/lang/en/assign.php b/mod/assign/lang/en/assign.php
index d4f6a02dab2..c485db7fb89 100644
--- a/mod/assign/lang/en/assign.php
+++ b/mod/assign/lang/en/assign.php
@@ -335,6 +335,10 @@ $string['submittedearly'] = 'Assignment was submitted {$a} early';
 $string['submittedlate'] = 'Assignment was submitted {$a} late';
 $string['submittedlateshort'] = '{$a} late';
 $string['submitted'] = 'Submitted';
+$string['subplugintype_assignsubmission'] = 'Submission plugin';
+$string['subplugintype_assignsubmission_plural'] = 'Submission plugins';
+$string['subplugintype_assignfeedback'] = 'Feedback plugin';
+$string['subplugintype_assignfeedback_plural'] = 'Feedback plugins';
 $string['teamsubmission'] = 'Students submit in groups';
 $string['teamsubmission_help'] = 'If enabled students will be divided into groups based on the default set of groups or a custom grouping. A group submission will be shared among group members and all members of the group will see each others changes to the submission.';
 $string['teamsubmissiongroupingid'] = 'Grouping for student groups';