diff --git a/src/ifcgeom_schema_agnostic/IfcGeomRepresentation.cpp b/src/ifcgeom_schema_agnostic/IfcGeomRepresentation.cpp
index 343da1a082..7672eb381f 100644
--- a/src/ifcgeom_schema_agnostic/IfcGeomRepresentation.cpp
+++ b/src/ifcgeom_schema_agnostic/IfcGeomRepresentation.cpp
@@ -481,8 +481,7 @@ IfcGeom::Representation::Triangulation::Triangulation(const BRep& shape_model)
 			}
 		}
 
-        // Temporarily commented out so we don't need to triangulate it again for clash detection.
-		// BRepTools::Clean(s);
+		BRepTools::Clean(s);
 	}
 }