diff --git a/version.php b/version.php
index 7e09c9c..cd2af6c 100644
--- a/version.php
+++ b/version.php
@@ -25,7 +25,7 @@
 defined('MOODLE_INTERNAL') || die();
 
 $plugin->component = 'mod_pdfannotator';
-$plugin->version   = 2023042400;
-$plugin->release  = 'PDF Annotator v1.5 release 3';
+$plugin->version   = 2023052300;
+$plugin->release  = 'PDF Annotator v1.5 release 4';
 $plugin->requires  = 2021051700;
 $plugin->maturity  = MATURITY_STABLE;