diff --git a/babel.config.js b/babel.config.js
index 9ba7809f6a5882366601707ce147d36acf044c80..0faffa34fe7c7d169884947e7d515f6a137edbcb 100644
--- a/babel.config.js
+++ b/babel.config.js
@@ -52,25 +52,6 @@ module.exports = function (api) {
     ['@babel/plugin-proposal-private-property-in-object', { loose: true }],
     ['@babel/plugin-proposal-class-properties', { loose: true }],
     ['@babel/plugin-proposal-object-rest-spread', { useBuiltIns: true }],
-    ['@babel/plugin-transform-runtime', {
-      corejs: false,
-      helpers: false, // Needed to support IE/Edge
-      regenerator: true,
-    },
-    [
-      '@babel/plugin-proposal-class-properties',
-      {
-        loose: true,
-      },
-    ],
-    ['@babel/plugin-proposal-private-property-in-object', { loose: true }],
-    ['@babel/plugin-proposal-private-methods', { loose: true }],
-    [
-      '@babel/plugin-proposal-object-rest-spread',
-      {
-        useBuiltIns: true,
-      },
-    ],
     [
       '@babel/plugin-transform-runtime',
       {
diff --git a/src/components/VideoViewer.js b/src/components/VideoViewer.js
index a7eae5ba6500a564dcbf2ebc208a4be3c81e7937..6dd39e8be039efda095846e22dc77d4dd44b9125 100644
--- a/src/components/VideoViewer.js
+++ b/src/components/VideoViewer.js
@@ -183,7 +183,6 @@ export class VideoViewer extends Component {
 VideoViewer.propTypes = {
   annotations: PropTypes.arrayOf(PropTypes.object),
   canvas: PropTypes.object, // eslint-disable-line react/forbid-prop-types
-  captions: PropTypes.arrayOf(PropTypes.object), // eslint-disable-line react/forbid-prop-types
   classes: PropTypes.objectOf(PropTypes.string).isRequired,
   currentTime: PropTypes.number,
   muted: PropTypes.bool,
@@ -193,7 +192,6 @@ VideoViewer.propTypes = {
   setPaused: PropTypes.func,
   textTrackDisabled: PropTypes.bool,
   videoOptions: PropTypes.object, // eslint-disable-line react/forbid-prop-types
-  videoResources: PropTypes.arrayOf(PropTypes.object), // eslint-disable-line react/forbid-prop-types
   windowId: PropTypes.string.isRequired,
 };