diff --git a/conditional_fields.libraries.yml b/conditional_fields.libraries.yml
index 35615fb..3905898 100644
--- a/conditional_fields.libraries.yml
+++ b/conditional_fields.libraries.yml
@@ -4,7 +4,6 @@ conditional_fields:
     js/conditional_fields.js: {}
   dependencies:
     - core/jquery
-    - core/ckeditor
     - core/drupal.states
 
 admin:
diff --git a/js/conditional_fields.js b/js/conditional_fields.js
index bef7760..7eff918 100644
--- a/js/conditional_fields.js
+++ b/js/conditional_fields.js
@@ -144,7 +144,7 @@ Drupal.behaviors.conditionalFields = {
 
 Drupal.behaviors.ckeditorTextareaFix = {
     attach: function(context, settings) {
-        if(CKEDITOR) {
+        if(typeof CKEDITOR !== 'undefined') {
             CKEDITOR.on('instanceReady', function () {
                 $(context).find('.form-textarea-wrapper textarea').each(function () {
                     var $textarea = jQuery(this);