diff --git a/h5p/h5plib/v124/joubel/editor/h5peditor.class.php b/h5p/h5plib/v124/joubel/editor/h5peditor.class.php
index c1a3fb5a9e0..37a60a58208 100644
--- a/h5p/h5plib/v124/joubel/editor/h5peditor.class.php
+++ b/h5p/h5plib/v124/joubel/editor/h5peditor.class.php
@@ -373,7 +373,7 @@ class H5peditor {
    *
    * @return array Libraries that was requested
    */
-  public function getLibraryData($machineName, $majorVersion, $minorVersion, $languageCode, $prefix = '', $fileDir = '', $defaultLanguage) {
+  public function getLibraryData($machineName, $majorVersion, $minorVersion, $languageCode, $prefix = '', $fileDir = '', $defaultLanguage = '') {
     $libraryData = new stdClass();
 
     $library = $this->h5p->loadLibrary($machineName, $majorVersion, $minorVersion);
diff --git a/h5p/h5plib/v124/joubel/editor/readme_moodle.txt b/h5p/h5plib/v124/joubel/editor/readme_moodle.txt
index e030a16f45a..977d96d8c5f 100644
--- a/h5p/h5plib/v124/joubel/editor/readme_moodle.txt
+++ b/h5p/h5plib/v124/joubel/editor/readme_moodle.txt
@@ -23,4 +23,7 @@ Removed:
 Added:
  * readme_moodle.txt
 
+Changed:
+ * Updated H5peditor::getLibraryData parameters to fix PHP8.0 warnings. See MDL-70903 for details.
+
 Downloaded version: moodle-1.20.2 release
\ No newline at end of file