diff --git a/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Private/SSpineWidget.cpp b/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Private/SSpineWidget.cpp
index c9ee73367..f4c9b1596 100644
--- a/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Private/SSpineWidget.cpp
+++ b/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Private/SSpineWidget.cpp
@@ -269,7 +269,7 @@ void SSpineWidget::UpdateMesh(int32 LayerId, FSlateWindowElementList &OutDrawEle
 			RegionAttachment *regionAttachment = (RegionAttachment *) attachment;
 			attachmentColor.set(regionAttachment->getColor());
 			attachmentAtlasRegion = (AtlasRegion *) regionAttachment->getRendererObject();
-			regionAttachment->computeWorldVertices(slot->getBone(), *attachmentVertices, 0, 2);
+			regionAttachment->computeWorldVertices(*slot, *attachmentVertices, 0, 2);
 			attachmentIndices = quadIndices;
 			attachmentUvs = regionAttachment->getUVs().buffer();
 			numVertices = 4;
@@ -278,7 +278,7 @@ void SSpineWidget::UpdateMesh(int32 LayerId, FSlateWindowElementList &OutDrawEle
 			MeshAttachment *mesh = (MeshAttachment *) attachment;
 			attachmentColor.set(mesh->getColor());
 			attachmentAtlasRegion = (AtlasRegion *) mesh->getRendererObject();
-			mesh->computeWorldVertices(*slot, 0, mesh->getWorldVerticesLength(), *attachmentVertices, 0, 2);
+			mesh->computeWorldVertices(*slot, 0, mesh->getWorldVerticesLength(), attachmentVertices->buffer(), 0, 2);
 			attachmentIndices = mesh->getTriangles().buffer();
 			attachmentUvs = mesh->getUVs().buffer();
 			numVertices = mesh->getWorldVerticesLength() >> 1;
diff --git a/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Private/SpineSkeletonDataAsset.cpp b/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Private/SpineSkeletonDataAsset.cpp
index 7785c9a16..7fe8143bb 100644
--- a/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Private/SpineSkeletonDataAsset.cpp
+++ b/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Private/SpineSkeletonDataAsset.cpp
@@ -100,11 +100,11 @@ void USpineSkeletonDataAsset::BeginDestroy() {
 
 class SP_API NullAttachmentLoader : public AttachmentLoader {
 public:
-	virtual RegionAttachment *newRegionAttachment(Skin &skin, const String &name, const String &path) {
+	virtual RegionAttachment *newRegionAttachment(Skin &skin, const String &name, const String &path, Sequence *sequence) {
 		return new (__FILE__, __LINE__) RegionAttachment(name);
 	}
 
-	virtual MeshAttachment *newMeshAttachment(Skin &skin, const String &name, const String &path) {
+	virtual MeshAttachment *newMeshAttachment(Skin &skin, const String &name, const String &path, Sequence *sequence) {
 		return new (__FILE__, __LINE__) MeshAttachment(name);
 	}
 
diff --git a/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Private/SpineSkeletonRendererComponent.cpp b/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Private/SpineSkeletonRendererComponent.cpp
index 367cfe01b..56ac79a4b 100644
--- a/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Private/SpineSkeletonRendererComponent.cpp
+++ b/spine-ue4/Plugins/SpinePlugin/Source/SpinePlugin/Private/SpineSkeletonRendererComponent.cpp
@@ -226,7 +226,7 @@ void USpineSkeletonRendererComponent::UpdateMesh(Skeleton *Skeleton) {
 
 			attachmentColor.set(regionAttachment->getColor());
 			attachmentAtlasRegion = (AtlasRegion *) regionAttachment->getRendererObject();
-			regionAttachment->computeWorldVertices(slot->getBone(), *attachmentVertices, 0, 2);
+			regionAttachment->computeWorldVertices(*slot, *attachmentVertices, 0, 2);
 			attachmentIndices = quadIndices;
 			attachmentUvs = regionAttachment->getUVs().buffer();
 			numVertices = 4;
@@ -242,7 +242,7 @@ void USpineSkeletonRendererComponent::UpdateMesh(Skeleton *Skeleton) {
 
 			attachmentColor.set(mesh->getColor());
 			attachmentAtlasRegion = (AtlasRegion *) mesh->getRendererObject();
-			mesh->computeWorldVertices(*slot, 0, mesh->getWorldVerticesLength(), *attachmentVertices, 0, 2);
+			mesh->computeWorldVertices(*slot, 0, mesh->getWorldVerticesLength(), attachmentVertices->buffer(), 0, 2);
 			attachmentIndices = mesh->getTriangles().buffer();
 			attachmentUvs = mesh->getUVs().buffer();
 			numVertices = mesh->getWorldVerticesLength() >> 1;