diff --git a/lib/web/mage/adminhtml/wysiwyg/tiny_mce/setup.js b/lib/web/mage/adminhtml/wysiwyg/tiny_mce/setup.js
index 94de561da986dc5336c7e1a835fccfe869651518..4964e6bb14e703f3a0a11a84ab1af78c7e9cfe6e 100755
--- a/lib/web/mage/adminhtml/wysiwyg/tiny_mce/setup.js
+++ b/lib/web/mage/adminhtml/wysiwyg/tiny_mce/setup.js
@@ -136,6 +136,10 @@ define([
                 }
             };
 
+            if (!settings.style_formats) {
+                settings.theme_advanced_buttons1 = settings.theme_advanced_buttons1.replace(',styleselect', '');
+            }
+
             // Set the document base URL
             if (this.config.document_base_url) {
                 settings.document_base_url = this.config.document_base_url;