diff --git a/lang/en/customcert.php b/lang/en/customcert.php
index 285d994..9b79409 100644
--- a/lang/en/customcert.php
+++ b/lang/en/customcert.php
@@ -107,6 +107,7 @@ $string['receiveddate'] = 'Received date';
 $string['refpoint'] = 'Reference point location';
 $string['refpoint_help'] = 'The reference point is the location of an element from which its x and y coordinates are determined. It is indicated by the \'+\' that appears in the centre or corners of the element.';
 $string['replacetemplate'] = 'Replace';
+$string['requiredtimenotmet'] = 'You must spend at least a minimum of {$a->requiredtime} minutes in the course before you can access this certificate.';
 $string['rightmargin'] = 'Right margin';
 $string['rightmargin_help'] = 'This is the right margin of the certificate PDF in mm.';
 $string['save'] = 'Save';
diff --git a/view.php b/view.php
index 0d36238..4b847cc 100644
--- a/view.php
+++ b/view.php
@@ -46,7 +46,7 @@ if ($customcert->requiredtime && !has_capability('mod/customcert:manage', $conte
     if (\mod_customcert\certificate::get_course_time($course->id) < ($customcert->requiredtime * 60)) {
         $a = new stdClass;
         $a->requiredtime = $customcert->requiredtime;
-        notice(get_string('requiredtimenotmet', 'certificate', $a), "$CFG->wwwroot/course/view.php?id=$course->id");
+        notice(get_string('requiredtimenotmet', 'customcert', $a), "$CFG->wwwroot/course/view.php?id=$course->id");
         die;
     }
 }