diff --git a/app/embeds/Lucidchart.js b/app/embeds/Lucidchart.js
index 9ad0451e7..b3c475566 100644
--- a/app/embeds/Lucidchart.js
+++ b/app/embeds/Lucidchart.js
@@ -2,7 +2,7 @@
 import * as React from 'react';
 import Frame from './components/Frame';
 
-const URL_REGEX = /^https:\/\/(www\.)?lucidchart.com\/documents\/(embeddedchart|view)\/([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12})(?:\/.*)?$/;
+const URL_REGEX = /^https?:\/\/(www\.)?lucidchart.com\/documents\/(embeddedchart|view)\/([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12})(?:\/.*)?$/;
 
 type Props = {
   url: string,
@@ -18,7 +18,7 @@ export default class Lucidchart extends React.Component<Props> {
 
     return (
       <Frame
-        src={`http://lucidchart.com/documents/embeddedchart/${chartId}`}
+        src={`https://lucidchart.com/documents/embeddedchart/${chartId}`}
         title="Lucidchart Embed"
       />
     );