diff --git a/amd/src/block_mytreestudyplan.js b/amd/src/block_mytreestudyplan.js
index e246dee..1070f19 100644
--- a/amd/src/block_mytreestudyplan.js
+++ b/amd/src/block_mytreestudyplan.js
@@ -18,7 +18,7 @@ import {load_strings} from 'local_treestudyplan/util/string-helper';
 import {ProcessStudyplans} from 'local_treestudyplan/studyplan-processor';
 
 import PortalVue from 'local_treestudyplan/portal-vue/portal-vue.esm';
-import BootstrapVue from 'local_treestudyplan/bootstrap-vue/bootstrap-vue.esm';
+import BootstrapVue from 'local_treestudyplan/bootstrap-vue/bootstrap-vue';
 Vue.use(TSComponents);
 Vue.use(RVComponents);
 Vue.use(PortalVue);
diff --git a/block_mytreestudyplan.php b/block_mytreestudyplan.php
index b958e26..155dce9 100644
--- a/block_mytreestudyplan.php
+++ b/block_mytreestudyplan.php
@@ -46,8 +46,11 @@ class block_mytreestudyplan extends \block_base {
 
         // Load CSS files from treestudyplan.
         try {
-            $this->page->requires->css(new \moodle_url($CFG->wwwroot.'/local/treestudyplan/css/bootstrap-vue.min.css'));
-            $this->page->requires->css(new \moodle_url($CFG->wwwroot.'/local/treestudyplan/css/devstyles.css'));
+            $this->page->requires->css(new \moodle_url($CFG->wwwroot.'/local/treestudyplan/css/bootstrap-vue/bootstrap-vue.min.css'));
+            if($CFG->debugdeveloper){
+                $this->page->requires->css(new moodle_url($CFG->wwwroot.'/local/treestudyplan/css/devstyles.css'));
+            }
+            $this->page->add_body_class("features-treestudyplan"); // Mark body as containing treestudyplan content.
             // Include javascript and run studyplan renderer when page loading is complete.
             $this->page->requires->js_call_amd('block_mytreestudyplan/block_mytreestudyplan',
                                          'init',
@@ -125,4 +128,11 @@ class block_mytreestudyplan extends \block_base {
     public function has_config() {
         return false;
     }
+
+    /**
+     * Return true to avoid broken self-test message
+     */
+    function _self_test() {
+        return true;
+      }
 }
diff --git a/templates/block.mustache b/templates/block.mustache
index af83c85..7bcc047 100644
--- a/templates/block.mustache
+++ b/templates/block.mustache
@@ -33,7 +33,7 @@
     }
 }}
 
-<div id='block_mytreestudyplan' class='features-treestudyplan'>
+<div id='block_mytreestudyplan'>
     <div class='vue-loader' v-show='false'>
         <div class='spinner-border text-primary' role='status'>
             <span class='sr-only'>Loading...</span>
diff --git a/version.php b/version.php
index fb614cd..e3aa938 100644
--- a/version.php
+++ b/version.php
@@ -22,7 +22,7 @@
 defined('MOODLE_INTERNAL') || die();
 
 $plugin->component = 'block_mytreestudyplan';  // Recommended since 2.0.2 (MDL-26035). Required since 3.0 (MDL-48494).
-$plugin->version = 2023081800;  // YYYYMMDDHH (year, month, day, iteration).
+$plugin->version = 2023090800;  // YYYYMMDDHH (year, month, day, iteration).
 $plugin->requires = 2021051700; // YYYYMMDDHH (This is the release version for Moodle 3.11).
 
 $plugin->release = "1.0.0";
@@ -31,5 +31,5 @@ $plugin->maturity = MATURITY_RC;
 $plugin->supported = [ 311, 401 ];
 
 $plugin->dependencies = [
-    'local_treestudyplan' => 2023082101,
+    'local_treestudyplan' => 2023090700,
 ];