diff --git a/includes/class-newspack-newsletters.php b/includes/class-newspack-newsletters.php
index fb33ee2c9..8485f5854 100644
--- a/includes/class-newspack-newsletters.php
+++ b/includes/class-newspack-newsletters.php
@@ -83,6 +83,7 @@ public static function remove_other_editor_modifications() {
 			}
 		}
 
+		remove_editor_styles();
 		remove_theme_support( 'editor-color-palette' );
 	}