diff --git a/code/AssetLib/3MF/D3MFImporter.cpp b/code/AssetLib/3MF/D3MFImporter.cpp
index fe3c07744..58dde9738 100644
--- a/code/AssetLib/3MF/D3MFImporter.cpp
+++ b/code/AssetLib/3MF/D3MFImporter.cpp
@@ -123,7 +123,7 @@ void D3MFImporter::InternReadFile(const std::string &filename, aiScene *pScene,
 
     XmlParser xmlParser;
     if (xmlParser.parse(opcPackage.RootStream())) {
-        XmlSerializer xmlSerializer(&xmlParser, &opcPackage);
+        XmlSerializer xmlSerializer(&xmlParser);
         xmlSerializer.ImportXml(pScene);
 
         const std::vector<aiTexture*> &tex =  opcPackage.GetEmbeddedTextures();
diff --git a/code/AssetLib/3MF/XmlSerializer.cpp b/code/AssetLib/3MF/XmlSerializer.cpp
index daef9a8ac..7a33d08ed 100644
--- a/code/AssetLib/3MF/XmlSerializer.cpp
+++ b/code/AssetLib/3MF/XmlSerializer.cpp
@@ -193,13 +193,11 @@ void assignDiffuseColor(XmlNode &node, aiMaterial *mat) {
 
 } // namespace
 
-XmlSerializer::XmlSerializer(XmlParser *xmlParser, D3MFOpcPackage *archive) :
+XmlSerializer::XmlSerializer(XmlParser *xmlParser) :
         mResourcesDictionnary(),
         mMeshCount(0),
-        mXmlParser(xmlParser),
-        mD3MFOpcPackage(archive) {
+        mXmlParser(xmlParser) {
     ai_assert(nullptr != xmlParser);
-    ai_assert(nullptr != archive);
 }
 
 XmlSerializer::~XmlSerializer() {
diff --git a/code/AssetLib/3MF/XmlSerializer.h b/code/AssetLib/3MF/XmlSerializer.h
index e6714b250..14da82e99 100644
--- a/code/AssetLib/3MF/XmlSerializer.h
+++ b/code/AssetLib/3MF/XmlSerializer.h
@@ -60,7 +60,7 @@ class EmbeddedTexture;
 
 class XmlSerializer {
 public:
-    XmlSerializer(XmlParser *xmlParser, D3MFOpcPackage *archive);
+    XmlSerializer(XmlParser *xmlParser);
     ~XmlSerializer();
     void ImportXml(aiScene *scene);
 
@@ -90,7 +90,6 @@ private:
     std::map<unsigned int, Resource *> mResourcesDictionnary;
     unsigned int mMeshCount;
     XmlParser *mXmlParser;
-    D3MFOpcPackage *mD3MFOpcPackage;
 };
 
 } // namespace D3MF