diff --git a/mod/data/backup/moodle2/backup_data_stepslib.php b/mod/data/backup/moodle2/backup_data_stepslib.php
index 5a155bd8ded..2a811bcf5b1 100644
--- a/mod/data/backup/moodle2/backup_data_stepslib.php
+++ b/mod/data/backup/moodle2/backup_data_stepslib.php
@@ -101,8 +101,8 @@ class backup_data_activity_structure_step extends backup_activity_structure_step
 
             $rating->set_source_table('rating', array('contextid'  => backup::VAR_CONTEXTID,
                                                       'itemid'     => backup::VAR_PARENTID,
-                                                      'component'  => 'mod_data',
-                                                      'ratingarea' => 'entry'));
+                                                      'component'  => backup_helper::is_sqlparam('mod_data'),
+                                                      'ratingarea' => backup_helper::is_sqlparam('entry')));
             $rating->set_source_alias('rating', 'value');
         }
 
diff --git a/mod/forum/backup/moodle2/backup_forum_stepslib.php b/mod/forum/backup/moodle2/backup_forum_stepslib.php
index f9c1bc4364a..8a1e90dd55a 100644
--- a/mod/forum/backup/moodle2/backup_forum_stepslib.php
+++ b/mod/forum/backup/moodle2/backup_forum_stepslib.php
@@ -126,8 +126,8 @@ class backup_forum_activity_structure_step extends backup_activity_structure_ste
             $track->set_source_table('forum_track_prefs', array('forumid' => backup::VAR_PARENTID));
 
             $rating->set_source_table('rating', array('contextid'  => backup::VAR_CONTEXTID,
-                                                      'component'  => 'mod_forum',
-                                                      'ratingarea' => 'post',
+                                                      'component'  => backup_helper::is_sqlparam('mod_forum'),
+                                                      'ratingarea' => backup_helper::is_sqlparam('post'),
                                                       'itemid'     => backup::VAR_PARENTID));
             $rating->set_source_alias('rating', 'value');
         }
diff --git a/mod/glossary/backup/moodle2/backup_glossary_stepslib.php b/mod/glossary/backup/moodle2/backup_glossary_stepslib.php
index 20b63285c4f..b8d78ed279e 100644
--- a/mod/glossary/backup/moodle2/backup_glossary_stepslib.php
+++ b/mod/glossary/backup/moodle2/backup_glossary_stepslib.php
@@ -103,8 +103,8 @@ class backup_glossary_activity_structure_step extends backup_activity_structure_
 
             $rating->set_source_table('rating', array('contextid'  => backup::VAR_CONTEXTID,
                                                       'itemid'     => backup::VAR_PARENTID,
-                                                      'component'  => 'mod_glossary',
-                                                      'ratingarea' => 'entry'));
+                                                      'component'  => backup_helper::is_sqlparam('mod_glossary'),
+                                                      'ratingarea' => backup_helper::is_sqlparam('entry')));
             $rating->set_source_alias('rating', 'value');
 
             $categoryentry->set_source_table('glossary_entries_categories', array('categoryid' => backup::VAR_PARENTID));