diff --git a/src/cpp/geometry/IfcGeometryProcessor.cpp b/src/cpp/geometry/IfcGeometryProcessor.cpp
index b41d4573..035503a4 100644
--- a/src/cpp/geometry/IfcGeometryProcessor.cpp
+++ b/src/cpp/geometry/IfcGeometryProcessor.cpp
@@ -73,7 +73,7 @@ namespace webifc::geometry
         return _coordinationMatrix;
     }
 
-    IfcComposedMesh IfcGeometryProcessor::GetMesh(uint32_t expressID, uint32_t nestLevel)
+    IfcComposedMesh IfcGeometryProcessor::GetMesh(uint32_t expressID)
     {
         spdlog::debug("[GetMesh({})]",expressID);
         auto lineType = _loader.GetLineType(expressID);
@@ -321,8 +321,8 @@ namespace webifc::geometry
                 uint32_t firstOperandID = _loader.GetRefArgument();
                 uint32_t secondOperandID = _loader.GetRefArgument();
 
-                auto firstMesh = GetMesh(firstOperandID, nestLevel + 1);
-                auto secondMesh = GetMesh(secondOperandID, nestLevel + 1);
+                auto firstMesh = GetMesh(firstOperandID);
+                auto secondMesh = GetMesh(secondOperandID);
 
                 auto origin = GetOrigin(firstMesh, _expressIDToGeometry);
                 auto normalizeMat = glm::translate(-origin);
diff --git a/src/cpp/geometry/IfcGeometryProcessor.h b/src/cpp/geometry/IfcGeometryProcessor.h
index 07b69ee1..d8411bc1 100644
--- a/src/cpp/geometry/IfcGeometryProcessor.h
+++ b/src/cpp/geometry/IfcGeometryProcessor.h
@@ -40,7 +40,7 @@ namespace webifc::geometry
         IfcGeometry &GetGeometry(uint32_t expressID);
         IfcGeometryLoader GetLoader() const;
         IfcFlatMesh GetFlatMesh(uint32_t expressID);
-        IfcComposedMesh GetMesh(uint32_t expressID, uint32_t nestLevel = 0);
+        IfcComposedMesh GetMesh(uint32_t expressID);
         void SetTransformation(const std::array<double, 16> &val);
         std::array<double, 16> GetFlatCoordinationMatrix() const;
         glm::dmat4 GetCoordinationMatrix() const;