diff --git a/TopologicCore/src/Utilities/EdgeUtility.cpp b/TopologicCore/src/Utilities/EdgeUtility.cpp
index 80c370e..b45cb52 100644
--- a/TopologicCore/src/Utilities/EdgeUtility.cpp
+++ b/TopologicCore/src/Utilities/EdgeUtility.cpp
@@ -69,6 +69,7 @@ namespace TopologicUtilities
 				{
 					throw std::exception("Line interpolation error in Edge::ByVertices()");
 				}
+                                /* doesn't compile with gcc: error: conversion from ‘handle<Geom_BSplineCurve>’ to non-scalar type ‘handle<Geom_Curve>’ requested
 				Handle(Geom_Curve) pOcctCurveOnTargetSurface = occtInterpolate.Curve();
 				BRepBuilderAPI_MakeEdge occtMakeEdge(pOcctCurveOnTargetSurface);
 				if (occtMakeEdge.Error() != BRepBuilderAPI_EdgeDone)
@@ -77,6 +78,7 @@ namespace TopologicUtilities
 				}
 
 				pEdge = std::make_shared<TopologicCore::Edge>(occtMakeEdge);
+                                */
 			}
 			catch (Standard_Failure e)
 			{
diff --git a/TopologicCore/src/Utilities/FaceUtility.cpp b/TopologicCore/src/Utilities/FaceUtility.cpp
index 9a18921..26e0de1 100644
--- a/TopologicCore/src/Utilities/FaceUtility.cpp
+++ b/TopologicCore/src/Utilities/FaceUtility.cpp
@@ -101,8 +101,10 @@ namespace TopologicUtilities
 			i++;
 		}
 		try {
+                        /* doesn't compile with gcc: error: conversion from ‘handle<Geom_BSplineSurface>’ to non-scalar type ‘handle<Geom_Surface>’ requested
 			Handle(Geom_Surface) pSurface = GeomAPI_PointsToBSplineSurface(occtPoints).Surface();
 			return TopologicCore::Face::BySurface(pSurface);
+                        */
 		}
 		catch (...)
 		{