diff --git a/field_group.module b/field_group.module
index f26421a..6b47886 100644
--- a/field_group.module
+++ b/field_group.module
@@ -1707,6 +1707,12 @@ function field_group_fields_nest(&$element, &$vars = NULL) {
     $group_references[$group_name] = &$element[$group_name];
   }
 
+  // Select the good field container regarding to the entity type.
+  $render_container = 'content';
+  if ($element['#entity_type'] == 'user') {
+    $render_container = 'user_profile';
+  }
+
   // Move all children to their parents. Use the flat list of references for
   // direct access as we don't know where in the root_element hierarchy the
   // parent currently is situated.
@@ -1714,10 +1720,10 @@ function field_group_fields_nest(&$element, &$vars = NULL) {
 
     // Entity beïng viewed
     if ($vars) {
-      // If not a group, check vars['content'] for empty field.
-      if (!isset($element['#groups'][$child_name]) && isset($vars['content'][$child_name])) {
-        $group_references[$parent_name][$child_name] = $vars['content'][$child_name];
-        unset($vars['content'][$child_name]);
+      // If not a group, check vars[$render_container] for empty field.
+      if (!isset($element['#groups'][$child_name]) && isset($vars[$render_container][$child_name])) {
+        $group_references[$parent_name][$child_name] = $vars[$render_container][$child_name];
+        unset($vars[$render_container][$child_name]);
       }
       // If this is a group, we have to use a reference to keep the reference
       // list intact (but if it is a field we don't mind).