diff --git a/element/daterange/classes/element.php b/element/daterange/classes/element.php
index 413811a..9a93566 100644
--- a/element/daterange/classes/element.php
+++ b/element/daterange/classes/element.php
@@ -52,12 +52,12 @@ class element extends \mod_customcert\element {
     /**
      * First year in a date range placeholder string.
      */
-    const FIRST_YEAR_PLACEHOLDER = '{{first_year}}';
+    const FIRST_YEAR_PLACEHOLDER = '{{range_first_year}}';
 
     /**
      * Last year in a date range placeholder string.
      */
-    const LAST_YEAR_PLACEHOLDER = '{{last_year}}';
+    const LAST_YEAR_PLACEHOLDER = '{{range_last_year}}';
 
     /**
      * A year in the user's date.
@@ -557,7 +557,7 @@ class element extends \mod_customcert\element {
      *
      * As recurring date ranges do not depend on the year,
      * we will use a date's year to build a new matched recurring date range with
-     * start year and end year. This is required to replace placeholders like first_year and last_year.
+     * start year and end year. This is required to replace placeholders like range_first_year and range_last_year.
      *
      * @param int $date Unix timestamp date to check.
      * @param \stdClass $range Range object.
diff --git a/element/daterange/lang/en/customcertelement_daterange.php b/element/daterange/lang/en/customcertelement_daterange.php
index d64de99..6f628af 100644
--- a/element/daterange/lang/en/customcertelement_daterange.php
+++ b/element/daterange/lang/en/customcertelement_daterange.php
@@ -33,7 +33,7 @@ $string['dateitem_help'] = 'This will be the date that is printed on the certifi
 $string['dateranges'] = 'Dateranges';
 $string['fallbackstring'] = 'Fallback string';
 $string['fallbackstring_help'] = 'This string will be displayed if no daterange applies to a date. If Fallback string is not set, then there will be no output at all.';
-$string['help'] = 'Configure a string representation for each daterange. Set start and end dates as well as a string you would like to transform each range to. Make sure your ranges do not overlap, otherwise the first detected daterange will be applied. If no daterange applied to a date, then Fallback string will be displayed. If Fallback string is not set, then there will be no output at all. If you mark a date range as Recurring, then the configured year will not be considered. As the year of a recurring date range is not considered, you are not allowed to configure a recurring date range with more than 12 months as it would become ambiguous otherwise. Also there are {{first_year}}, {{last_year}}, {{current_year}} and {{date_year}} placeholders that could be used in the string representation. The placeholders will be replaced by first year or last year in the matched range or the current year or a year from the users\'s date.';
+$string['help'] = 'Configure a string representation for each daterange. Set start and end dates as well as a string you would like to transform each range to. Make sure your ranges do not overlap, otherwise the first detected daterange will be applied. If no daterange applied to a date, then Fallback string will be displayed. If Fallback string is not set, then there will be no output at all. If you mark a date range as Recurring, then the configured year will not be considered. As the year of a recurring date range is not considered, you are not allowed to configure a recurring date range with more than 12 months as it would become ambiguous otherwise. Also there are {{range_first_year}}, {{range_last_year}}, {{current_year}} and {{date_year}} placeholders that could be used in the string representation. The placeholders will be replaced by first year or last year in the matched range or the current year or a year from the users\'s date.';
 $string['issueddate'] = 'Issued date';
 $string['maxranges'] = 'Maximum number ranges';
 $string['maxranges_desc'] = 'Set a maximum number of date ranges per each element';
diff --git a/element/daterange/tests/phpunit/element_test.php b/element/daterange/tests/phpunit/element_test.php
index f709dbc..ef5d72d 100644
--- a/element/daterange/tests/phpunit/element_test.php
+++ b/element/daterange/tests/phpunit/element_test.php
@@ -125,7 +125,7 @@ class customcertelement_daterange_element_test extends advanced_testcase {
             (object)[
                 'startdate' => strtotime('01.10.2017'),
                 'enddate' => strtotime('31.03.2018'),
-                'datestring' => 'WS {{first_year}}/{{last_year}}',
+                'datestring' => 'WS {{range_first_year}}/{{range_last_year}}',
                 'recurring' => true,
                 'enabled' => true,
             ],
@@ -170,17 +170,17 @@ class customcertelement_daterange_element_test extends advanced_testcase {
             (object)[
                 'startdate' => strtotime('01.04.2017'),
                 'enddate' => strtotime('30.09.2018'),
-                'datestring' => '{{current_year}} - {{first_year}} - {{last_year}} - {{date_year}}',
+                'datestring' => '{{current_year}} - {{range_first_year}} - {{range_last_year}} - {{date_year}}',
                 'recurring' => false,
                 'enabled' => true,
             ],
         ];
 
-        $fallbackstring = '{{current_year}} - {{first_year}} - {{last_year}} - {{date_year}}';
+        $fallbackstring = '{{current_year}} - {{range_first_year}} - {{range_last_year}} - {{date_year}}';
         $element = $this->get_datarange_element($dateranges, $fallbackstring);
 
         $date = strtotime('1.01.2000');
-        $expected = date('Y', time()) . ' - {{first_year}} - {{last_year}} - 2000';
+        $expected = date('Y', time()) . ' - {{range_first_year}} - {{range_last_year}} - 2000';
         $this->assertEquals($expected, $element->get_daterange_string($date));
 
         $date = strtotime('1.07.2017');
@@ -196,7 +196,7 @@ class customcertelement_daterange_element_test extends advanced_testcase {
             (object)[
                 'startdate' => strtotime('01.04.2017'),
                 'enddate' => strtotime('30.09.2018'),
-                'datestring' => '{{current_year}} - {{first_year}} - {{last_year}} - {{date_year}}',
+                'datestring' => '{{current_year}} - {{range_first_year}} - {{range_last_year}} - {{date_year}}',
                 'recurring' => false,
                 'enabled' => true,
             ],