diff --git a/dom/media/platforms/PDMFactory.cpp b/dom/media/platforms/PDMFactory.cpp

--- a/dom/media/platforms/PDMFactory.cpp

+++ b/dom/media/platforms/PDMFactory.cpp

@@ -21,16 +21,17 @@

 #include "mozilla/GpuDecoderModule.h"

 #include "mozilla/RemoteDecoderModule.h"

 #include "mozilla/SharedThreadPool.h"

 #include "mozilla/StaticPrefs_media.h"

 #include "mozilla/StaticPtr.h"

 #include "mozilla/SyncRunnable.h"

 #include "mozilla/TaskQueue.h"

 #include "mozilla/gfx/gfxVars.h"

+#include "gfxPlatformGtk.h"

 #ifdef XP_WIN

 #  include "WMFDecoderModule.h"

 #  include "mozilla/WindowsVersion.h"

 #endif

 #ifdef MOZ_FFVPX

 #  include "FFVPXRuntimeLinker.h"

 #endif

@@ -362,17 +363,18 @@ void PDMFactory::CreatePDMs() {

 #endif

 #ifdef MOZ_OMX

   if (StaticPrefs::media_omx_enabled()) {

     m = OmxDecoderModule::Create();

     StartupPDM(m);

   }

 #endif

 #ifdef MOZ_FFVPX

-  if (StaticPrefs::media_ffvpx_enabled()) {

+  if (StaticPrefs::media_ffvpx_enabled() &&

+      !gfxPlatformGtk::GetPlatform()->UseWaylandHardwareVideoDecoding()) {

     m = FFVPXRuntimeLinker::CreateDecoderModule();

     StartupPDM(m);

   }

 #endif

 #ifdef MOZ_FFMPEG

   if (StaticPrefs::media_ffmpeg_enabled()) {

     m = FFmpegRuntimeLinker::CreateDecoderModule();

     mFFmpegFailedToLoad = !StartupPDM(m);