diff --git a/Source/VlcMedia/Private/VlcMediaModule.cpp b/Source/VlcMedia/Private/VlcMediaModule.cpp
index 6edea4a5..f6e93f83 100644
--- a/Source/VlcMedia/Private/VlcMediaModule.cpp
+++ b/Source/VlcMedia/Private/VlcMediaModule.cpp
@@ -36,7 +36,7 @@ class FVlcMediaModule
 
 	//~ IVlcMediaModule interface
 
-	virtual TSharedPtr<IMediaPlayer> CreatePlayer() override
+	virtual TSharedPtr<IMediaPlayer, ESPMode::ThreadSafe> CreatePlayer() override
 	{
 		if (!Initialized)
 		{
diff --git a/Source/VlcMedia/Public/IVlcMediaModule.h b/Source/VlcMedia/Public/IVlcMediaModule.h
index 9ab6dd6c..a93c0e7b 100644
--- a/Source/VlcMedia/Public/IVlcMediaModule.h
+++ b/Source/VlcMedia/Public/IVlcMediaModule.h
@@ -22,7 +22,7 @@ class IVlcMediaModule
 	 *
 	 * @return A new media player, or nullptr if a player couldn't be created.
 	 */
-	virtual TSharedPtr<IMediaPlayer> CreatePlayer() = 0;
+	virtual TSharedPtr<IMediaPlayer, ESPMode::ThreadSafe> CreatePlayer() = 0;
 
 public:
 
diff --git a/Source/VlcMediaFactory/Private/VlcMediaFactoryModule.cpp b/Source/VlcMediaFactory/Private/VlcMediaFactoryModule.cpp
index 72e60eb7..de2754ac 100644
--- a/Source/VlcMediaFactory/Private/VlcMediaFactoryModule.cpp
+++ b/Source/VlcMediaFactory/Private/VlcMediaFactoryModule.cpp
@@ -87,7 +87,7 @@ class FVlcMediaFactoryModule
 		return true;
 	}
 
-	virtual TSharedPtr<IMediaPlayer> CreatePlayer() override
+	virtual TSharedPtr<IMediaPlayer, ESPMode::ThreadSafe> CreatePlayer() override
 	{
 		auto VlcMediaModule = FModuleManager::LoadModulePtr<IVlcMediaModule>("VlcMedia");
 		return (VlcMediaModule != nullptr) ? VlcMediaModule->CreatePlayer() : nullptr;