diff --git a/Parser/Gmsh.y b/Parser/Gmsh.y
index 3abe92aefc2ba4614e8764dd8595df63a1df04ba..0a1ad9c387cde09e125c8356226f0d34f9dc234d 100644
--- a/Parser/Gmsh.y
+++ b/Parser/Gmsh.y
@@ -4627,7 +4627,6 @@ Constraints :
               "slave (%d) edges", List_Nbr($10), List_Nbr($5));
       }
       else{
-	Msg::Warning("This syntax is deprecated\n Use \"Periodic Surface { List } = { List } Translate { dx , dy , dz } ;\"");
         int j_master = (int)$8;
         int j_slave = (int)$3;
         std::map<int,int> edgeCounterParts;