diff --git a/main/lp/lp_add_category.php b/main/lp/lp_add_category.php
index f9dbb2de6b..ab72405203 100644
--- a/main/lp/lp_add_category.php
+++ b/main/lp/lp_add_category.php
@@ -17,7 +17,7 @@ if (!$is_allowed_to_edit) {
 }
 
 $interbreadcrumb[] = array(
-    'url' => 'lp_controller.php?action=list?'.api_get_cidreq(),
+    'url' => 'lp_controller.php?action=list&'.api_get_cidreq(),
     'name' => get_lang('LearningPaths'),
 );
 
diff --git a/main/lp/lp_edit.php b/main/lp/lp_edit.php
index 6fcd7e88d8..d11a633a53 100755
--- a/main/lp/lp_edit.php
+++ b/main/lp/lp_edit.php
@@ -25,7 +25,7 @@ if (!empty($gradebook) && $gradebook == 'view') {
         'name' => get_lang('ToolGradebook')
     );
 }
-$interbreadcrumb[] = array('url' => 'lp_controller.php?action=list?'.api_get_cidreq(), 'name' => get_lang('LearningPaths'));
+$interbreadcrumb[] = array('url' => 'lp_controller.php?action=list&'.api_get_cidreq(), 'name' => get_lang('LearningPaths'));
 $interbreadcrumb[] = array(
     'url' => api_get_self()."?action=build&lp_id=".$_SESSION['oLP']->get_id().'&'.api_get_cidreq(),
     'name' => $_SESSION['oLP']->get_name()
diff --git a/main/lp/lp_move_item.php b/main/lp/lp_move_item.php
index 17917855c6..c159696e62 100755
--- a/main/lp/lp_move_item.php
+++ b/main/lp/lp_move_item.php
@@ -92,7 +92,7 @@ if (!empty($gradebook) && $gradebook == 'view') {
 }
 
 $interbreadcrumb[] = array(
-    'url' => 'lp_controller.php?action=list?'.api_get_cidreq(),
+    'url' => 'lp_controller.php?action=list&'.api_get_cidreq(),
     'name' => get_lang('LearningPaths'),
 );
 $interbreadcrumb[] = array(