diff --git a/lib/polyfill/media_capabilities.js b/lib/polyfill/media_capabilities.js
index a72283662e..7ce154e5ae 100644
--- a/lib/polyfill/media_capabilities.js
+++ b/lib/polyfill/media_capabilities.js
@@ -19,6 +19,7 @@ goog.require('shaka.util.Platform');
 shaka.polyfill.MediaCapabilities = class {
   /**
    * Install the polyfill if needed.
+   * @suppress {const}
    */
   static install() {
     shaka.log.debug('MediaCapabilities: install');