--- a/dom/media/eme/MediaKeySystemAccessManager.cpp
+++ b/dom/media/eme/MediaKeySystemAccessManager.cpp
@@ -113,17 +113,18 @@ MediaKeySystemAccessManager::Request(Det
                       minCdmVersion,
                       MediaKeySystemStatusValues::strings[(size_t)status].value,
                       cdmVersion.get(),
                       message.get());
   LogToBrowserConsole(NS_ConvertUTF8toUTF16(msg));
 
   if ((status == MediaKeySystemStatus::Cdm_not_installed ||
        status == MediaKeySystemStatus::Cdm_insufficient_version) &&
-      keySystem.EqualsLiteral("com.adobe.primetime")) {
+      (keySystem.EqualsLiteral("com.adobe.primetime") ||
+       keySystem.EqualsLiteral("com.widevine.alpha"))) {
     // These are cases which could be resolved by downloading a new(er) CDM.
     // When we send the status to chrome, chrome's GMPProvider will attempt to
     // download or update the CDM. In AwaitInstall() we add listeners to wait
     // for the update to complete, and we'll call this function again with
     // aType==Subsequent once the download has completed and the GMPService
     // has had a new plugin added. AwaitInstall() sets a timer to fail if the
     // update/download takes too long or fails.
     if (aType == RequestType::Initial &&