diff --git a/code/PostProcessing/PretransformVertices.cpp b/code/PostProcessing/PretransformVertices.cpp
index d1740f30b..2691ed488 100644
--- a/code/PostProcessing/PretransformVertices.cpp
+++ b/code/PostProcessing/PretransformVertices.cpp
@@ -429,7 +429,7 @@ void PretransformVertices::Execute(aiScene *pScene) {
 	const unsigned int iOldNodes = CountNodes(pScene->mRootNode);
 
 	if (configTransform) {
-		pScene->mRootNode->mTransformation = configTransformation;
+		pScene->mRootNode->mTransformation = configTransformation * pScene->mRootNode->mTransformation;
 	}
 
 	// first compute absolute transformation matrices for all nodes