diff --git a/src/BRepAlgoAPI/BRepAlgoAPI_Algo.hxx b/src/BRepAlgoAPI/BRepAlgoAPI_Algo.hxx
index 5702b68b0f..eab8184f96 100644
--- a/src/BRepAlgoAPI/BRepAlgoAPI_Algo.hxx
+++ b/src/BRepAlgoAPI/BRepAlgoAPI_Algo.hxx
@@ -34,6 +34,8 @@ public:
 
   DEFINE_STANDARD_ALLOC
 
+  //! Returns a shape built by the shape construction algorithm.
+  //! Does not check if the shape is built.
   Standard_EXPORT virtual const TopoDS_Shape& Shape() Standard_OVERRIDE;
 
   // Provide access to methods of protected base class BOPAlgo_Options