diff --git a/main/inc/ajax/course_home.ajax.php b/main/inc/ajax/course_home.ajax.php
index f1b583bf37..33d0fdff3c 100755
--- a/main/inc/ajax/course_home.ajax.php
+++ b/main/inc/ajax/course_home.ajax.php
@@ -23,7 +23,7 @@ switch ($action) {
             $criteria = [
                 'cId' => $course_id,
                 'sessionId' => 0,
-                'id' => (int) $_GET['id']
+                'iid' => (int) $_GET['id']
             ];
             /** @var CTool $tool */
             $tool = $repository->findOneBy($criteria);
diff --git a/main/inc/lib/course_home.lib.php b/main/inc/lib/course_home.lib.php
index 14e79fb31a..cbe15bae08 100755
--- a/main/inc/lib/course_home.lib.php
+++ b/main/inc/lib/course_home.lib.php
@@ -793,7 +793,7 @@ class CourseHome
                                 $link['name'] = Display::return_icon(
                                     'visible.png',
                                     get_lang('Deactivate'),
-                                    array('id' => 'linktool_'.$tool['id']),
+                                    array('id' => 'linktool_'.$tool['iid']),
                                     ICON_SIZE_SMALL,
                                     false
                                 );
@@ -804,7 +804,7 @@ class CourseHome
                                 $link['name'] = Display::return_icon(
                                     'invisible.png',
                                     get_lang('Activate'),
-                                    array('id' => 'linktool_'.$tool['id']),
+                                    array('id' => 'linktool_'.$tool['iid']),
                                     ICON_SIZE_SMALL,
                                     false
                                 );