diff --git a/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Private/SpineAtlasAsset.cpp b/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Private/SpineAtlasAsset.cpp
index b83e98918..d80d1e11a 100644
--- a/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Private/SpineAtlasAsset.cpp
+++ b/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Private/SpineAtlasAsset.cpp
@@ -52,24 +52,21 @@ void USpineAtlasAsset::PostInitProperties() {
 	Super::PostInitProperties();
 }
 
-void USpineAtlasAsset::GetAssetRegistryTags(TArray<FAssetRegistryTag> &OutTags) const {
-	Super::GetAssetRegistryTags(OutTags);
-}
-
 void USpineAtlasAsset::Serialize(FArchive &Ar) {
 	Super::Serialize(Ar);
 	if (Ar.IsLoading() && Ar.UE4Ver() < VER_UE4_ASSET_IMPORT_DATA_AS_JSON && !importData)
 		importData = NewObject<UAssetImportData>(this, TEXT("AssetImportData"));
 }
 
-FPrimaryAssetId USpineAtlasAsset::GetPrimaryAssetId() const {
-	return FPrimaryAssetId("spine-atlas", GetFName());
-}
-
 void USpineAtlasAsset::PostLoadAssetRegistryTags(const FAssetData& InAssetData,
-	TArray<FAssetRegistryTag>& OutTagsAndValuesToUpdate) const
-{
-	UObject::PostLoadAssetRegistryTags(InAssetData, OutTagsAndValuesToUpdate);
+	TArray<FAssetRegistryTag>& OutTagsAndValuesToUpdate) const {
+	// FIXME: this is a massive hack. It will set the PackageFlags of the FAssetData
+	// in the AssetRegistry to PKG_FilterEditorOnly so the content browser displays it.
+	// This is necessary in UE 5.3 due to a regression in ContentBrowserAssetDataCore::IsPrimaryAsset
+	// See https://github.com/EsotericSoftware/spine-runtimes/issues/2368
+	FAssetData& MutableAssetData = const_cast<FAssetData&>(InAssetData);
+	// MutableAssetData.PackageFlags = EPackageFlags::PKG_FilterEditorOnly;
+	UObject::PostLoadAssetRegistryTags(MutableAssetData, OutTagsAndValuesToUpdate);
 }
 
 #endif
diff --git a/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Private/SpineSkeletonDataAsset.cpp b/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Private/SpineSkeletonDataAsset.cpp
index 808cac805..d95094bb9 100644
--- a/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Private/SpineSkeletonDataAsset.cpp
+++ b/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Private/SpineSkeletonDataAsset.cpp
@@ -80,6 +80,18 @@ void USpineSkeletonDataAsset::Serialize(FArchive &Ar) {
 	LoadInfo();
 }
 
+
+void USpineSkeletonDataAsset::PostLoadAssetRegistryTags(const FAssetData& InAssetData,
+	// FIXME: this is a massive hack. It will set the PackageFlags of the FAssetData
+	// in the AssetRegistry to PKG_FilterEditorOnly so the content browser displays it.
+	// This is necessary in UE 5.3 due to a regression in ContentBrowserAssetDataCore::IsPrimaryAsset
+	// See https://github.com/EsotericSoftware/spine-runtimes/issues/2368
+	TArray<FAssetRegistryTag>& OutTagsAndValuesToUpdate) const {
+	FAssetData& MutableAssetData = const_cast<FAssetData&>(InAssetData);
+	// MutableAssetData.PackageFlags = EPackageFlags::PKG_FilterEditorOnly;
+	UObject::PostLoadAssetRegistryTags(MutableAssetData, OutTagsAndValuesToUpdate);
+}
+
 #endif
 
 void USpineSkeletonDataAsset::ClearNativeData() {
diff --git a/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Public/SpineAtlasAsset.h b/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Public/SpineAtlasAsset.h
index 3a7aa24a5..b6a22a808 100644
--- a/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Public/SpineAtlasAsset.h
+++ b/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Public/SpineAtlasAsset.h
@@ -36,7 +36,7 @@
 // clang-format on
 
 UCLASS(BlueprintType, ClassGroup = (Spine))
-class SPINEPLUGIN_API USpineAtlasAsset : public UObject {
+class SPINEPLUGIN_API USpineAtlasAsset : public UPrimaryDataAsset {
 	GENERATED_BODY()
 
 public:
@@ -70,9 +70,7 @@ protected:
 	class UAssetImportData *importData;
 
 	virtual void PostInitProperties() override;
-	virtual void GetAssetRegistryTags(TArray<FAssetRegistryTag> &OutTags) const override;
 	virtual void Serialize(FArchive &Ar) override;
-	virtual FPrimaryAssetId GetPrimaryAssetId() const override;
 	virtual void PostLoadAssetRegistryTags(const FAssetData& InAssetData, TArray<FAssetRegistryTag>& OutTagsAndValuesToUpdate) const override;
 #endif
 };
diff --git a/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Public/SpineSkeletonDataAsset.h b/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Public/SpineSkeletonDataAsset.h
index dd23d8c9e..407c521e9 100644
--- a/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Public/SpineSkeletonDataAsset.h
+++ b/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Public/SpineSkeletonDataAsset.h
@@ -116,6 +116,7 @@ protected:
 	virtual void PostInitProperties() override;
 	virtual void GetAssetRegistryTags(TArray<FAssetRegistryTag> &OutTags) const override;
 	virtual void Serialize(FArchive &Ar) override;
+	virtual void PostLoadAssetRegistryTags(const FAssetData& InAssetData, TArray<FAssetRegistryTag>& OutTagsAndValuesToUpdate) const override;
 #endif
 
 	void LoadInfo();