diff --git a/src/Graphic3d/Graphic3d_DisplayPriority.hxx b/src/Graphic3d/Graphic3d_DisplayPriority.hxx
index b832b5b73f..e01b695dc6 100644
--- a/src/Graphic3d/Graphic3d_DisplayPriority.hxx
+++ b/src/Graphic3d/Graphic3d_DisplayPriority.hxx
@@ -23,8 +23,8 @@ enum Graphic3d_DisplayPriority
   Graphic3d_DisplayPriority_INVALID      = -1,
   Graphic3d_DisplayPriority_Bottom       =  0,
   Graphic3d_DisplayPriority_AlmostBottom =  1,
-  Graphic3d_DisplayPriority_Below3       =  2,
-  Graphic3d_DisplayPriority_Below2       =  3,
+  Graphic3d_DisplayPriority_Below2       =  2,
+  Graphic3d_DisplayPriority_Below1       =  3,
   Graphic3d_DisplayPriority_Below        =  4,
   Graphic3d_DisplayPriority_Normal       =  5,
   Graphic3d_DisplayPriority_Above        =  6,