--- a/dom/media/eme/MediaKeySystemAccess.cpp
+++ b/dom/media/eme/MediaKeySystemAccess.cpp
@@ -94,18 +94,21 @@ MediaKeySystemAccess::CreateMediaKeys(Er
                                        mKeySystem,
                                        mConfig));
   return keys->Init(aRv);
 }
 
 static bool
 HavePluginForKeySystem(const nsCString& aKeySystem)
 {
-  bool havePlugin = HaveGMPFor(NS_LITERAL_CSTRING(GMP_API_DECRYPTOR),
-                               { aKeySystem });
+  nsCString api = MediaPrefs::EMEChromiumAPIEnabled()
+                    ? NS_LITERAL_CSTRING(CHROMIUM_CDM_API)
+                    : NS_LITERAL_CSTRING(GMP_API_DECRYPTOR);
+
+  bool havePlugin = HaveGMPFor(api, { aKeySystem });
 #ifdef MOZ_WIDGET_ANDROID
   // Check if we can use MediaDrm for this keysystem.
   if (!havePlugin) {
     havePlugin = mozilla::java::MediaDrmProxy::IsSchemeSupported(aKeySystem);
   }
 #endif
   return havePlugin;
 }