diff --git a/3d-viewer/3d_canvas/create_layer_items.cpp b/3d-viewer/3d_canvas/create_layer_items.cpp
index 3f48d567c1..c798d0d198 100644
--- a/3d-viewer/3d_canvas/create_layer_items.cpp
+++ b/3d-viewer/3d_canvas/create_layer_items.cpp
@@ -1125,7 +1125,7 @@ void BOARD_ADAPTER::createLayers( REPORTER* aStatusReporter )
                     {
                         if( track->HasSolderMask() )
                         {
-                            track->TransformShapeToPolySet( *layerPoly, layer, maskExpansion, maxError,
+                            track->TransformShapeToPolygon( *layerPoly, layer, maskExpansion, maxError,
                                                             ERROR_INSIDE );
                         }
                     }