diff --git a/main/inc/lib/course_home.lib.php b/main/inc/lib/course_home.lib.php
index 0851962d16..f398d23aa0 100755
--- a/main/inc/lib/course_home.lib.php
+++ b/main/inc/lib/course_home.lib.php
@@ -1866,6 +1866,7 @@ class CourseHome
             );
         }
 
+        $visibility = false;
         if ($tool) {
             $visibility = $tool->getVisibility();
         }