diff --git a/mod/book/tool/print/locallib.php b/mod/book/tool/print/locallib.php
index 169caf3dc11..549de3d9c1e 100644
--- a/mod/book/tool/print/locallib.php
+++ b/mod/book/tool/print/locallib.php
@@ -28,85 +28,9 @@ require_once(__DIR__.'/lib.php');
 require_once($CFG->dirroot.'/mod/book/locallib.php');
 
 /**
- * Generate toc structure and titles
- *
  * @deprecated since Moodle 3.7
- * @param array $chapters
- * @param stdClass $book
- * @param stdClass $cm
- * @return array
  */
-function booktool_print_get_toc($chapters, $book, $cm) {
-    debugging('booktool_print_get_toc() is deprecated. Please use booktool_print renderer
-            function render_print_book_toc().', DEBUG_DEVELOPER);
-
-    $first = true;
-    $titles = array();
-
-    $context = context_module::instance($cm->id);
-
-    $toc = ''; // Representation of toc (HTML).
-
-    switch ($book->numbering) {
-        case BOOK_NUM_NONE:
-            $toc .= html_writer::start_tag('div', array('class' => 'book_toc_none'));
-            break;
-        case BOOK_NUM_NUMBERS:
-            $toc .= html_writer::start_tag('div', array('class' => 'book_toc_numbered'));
-            break;
-        case BOOK_NUM_BULLETS:
-            $toc .= html_writer::start_tag('div', array('class' => 'book_toc_bullets'));
-            break;
-        case BOOK_NUM_INDENTED:
-            $toc .= html_writer::start_tag('div', array('class' => 'book_toc_indented'));
-            break;
-    }
-
-    $toc .= html_writer::tag('a', '', array('name' => 'toc')); // Representation of toc (HTML).
-
-    $toc .= html_writer::tag('h2', get_string('toc', 'mod_book'));
-    $toc .= html_writer::start_tag('ul');
-    foreach ($chapters as $ch) {
-        if (!$ch->hidden) {
-            $title = book_get_chapter_title($ch->id, $chapters, $book, $context);
-            if (!$ch->subchapter) {
-
-                if ($first) {
-                    $toc .= html_writer::start_tag('li');
-                } else {
-                    $toc .= html_writer::end_tag('ul');
-                    $toc .= html_writer::end_tag('li');
-                    $toc .= html_writer::start_tag('li');
-                }
-
-            } else {
-
-                if ($first) {
-                    $toc .= html_writer::start_tag('li');
-                    $toc .= html_writer::start_tag('ul');
-                    $toc .= html_writer::start_tag('li');
-                } else {
-                    $toc .= html_writer::start_tag('li');
-                }
-
-            }
-            $titles[$ch->id] = $title;
-            $toc .= html_writer::link(new moodle_url('#ch'.$ch->id), $title, array('title' => s($title)));
-            if (!$ch->subchapter) {
-                $toc .= html_writer::start_tag('ul');
-            } else {
-                $toc .= html_writer::end_tag('li');
-            }
-            $first = false;
-        }
-    }
-
-    $toc .= html_writer::end_tag('ul');
-    $toc .= html_writer::end_tag('li');
-    $toc .= html_writer::end_tag('ul');
-    $toc .= html_writer::end_tag('div');
-
-    $toc = str_replace('<ul></ul>', '', $toc); // Cleanup of invalid structures.
-
-    return array($toc, $titles);
+function booktool_print_get_toc() {
+    throw new coding_exception(__FUNCTION__ . ' can not be used any more. Please use booktool_print renderer
+            function render_print_book_toc().');
 }
diff --git a/mod/book/upgrade.txt b/mod/book/upgrade.txt
index f58e5dc285c..1e563ca3e5c 100644
--- a/mod/book/upgrade.txt
+++ b/mod/book/upgrade.txt
@@ -1,5 +1,8 @@
 This files describes API changes in the book code.
 
+=== 3.11 ===
+* Final deprecation - booktool_print_get_toc(). Please use render_print_book_toc() instead.
+
 === 3.8 ===
 
 * The following functions have been finally deprecated and can not be used anymore: