diff --git a/src/ifcconvert/IfcConvert.cpp b/src/ifcconvert/IfcConvert.cpp
index 52bb79128b..b87e21b64d 100644
--- a/src/ifcconvert/IfcConvert.cpp
+++ b/src/ifcconvert/IfcConvert.cpp
@@ -1484,7 +1484,7 @@ namespace latebound_access {
 
 	IfcUtil::IfcBaseClass* create(IfcParse::IfcFile& f, const std::string& entity) {
 		auto decl = f.schema()->declaration_by_name(entity);
-		auto data = IfcEntityInstanceData(storage_t(decl->as_entity()->attribute_count()));
+		auto data = IfcEntityInstanceData(in_memory_attribute_storage(decl->as_entity()->attribute_count()));
 		auto inst = f.schema()->instantiate(decl, std::move(data));
 		if (decl->is("IfcRoot")) {
 			IfcParse::IfcGlobalId guid;