diff --git a/setup.py b/setup.py
index bf662b563c7f..03464bbcd324 100644
--- a/setup.py
+++ b/setup.py
@@ -35,7 +35,7 @@
     "video = xmodule.video_block:VideoBlock",
     "videoalpha = xmodule.video_block:VideoBlock",
     "videodev = xmodule.template_block:TranslateCustomTagBlock",
-    "word_cloud = xmodule.word_cloud_block:WordCloudBlock",
+    "word_cloud_deprecated = xmodule.word_cloud_block:WordCloudBlock",
     "wrapper = xmodule.wrapper_block:WrapperBlock",
 ]
 XBLOCKS_ASIDES = [
diff --git a/xmodule/assets/word_cloud/src/js/word_cloud_main.js b/xmodule/assets/word_cloud/src/js/word_cloud_main.js
index 61677c9de046..b246240d775c 100644
--- a/xmodule/assets/word_cloud/src/js/word_cloud_main.js
+++ b/xmodule/assets/word_cloud/src/js/word_cloud_main.js
@@ -37,7 +37,7 @@ function generateUniqueId(wordCloudId, counter) {
 export default class WordCloudMain {
     constructor(el) {
         // eslint-disable-next-line no-undef
-        this.wordCloudEl = $(el).find('.word_cloud');
+        this.wordCloudEl = $(el).find('.word_cloud_deprecated');
 
         // Get the URL to which we will post the users words.
         this.ajax_url = this.wordCloudEl.data('ajax-url');
diff --git a/xmodule/word_cloud_block.py b/xmodule/word_cloud_block.py
index 26a2c38c5cfc..c82c0f1a8e52 100644
--- a/xmodule/word_cloud_block.py
+++ b/xmodule/word_cloud_block.py
@@ -257,7 +257,7 @@ def student_view(self, context):  # lint-amnesty, pylint: disable=unused-argumen
             'ajax_url': self.ajax_url,
             'display_name': self.display_name,
             'instructions': self.instructions,
-            'element_class': self.location.block_type,
+            'element_class': 'word_cloud_deprecated',
             'element_id': self.location.html_id(),
             'num_inputs': self.num_inputs,
             'submitted': self.submitted,