Index: shape_dialog.c
===================================================================
--- shape_dialog.c	(revision 23121)
+++ shape_dialog.c	(revision 23122)
@@ -262,7 +262,7 @@
 						PCB_DAD_COORD(shp->dlg, "");
 							shp->rx = PCB_DAD_CURRENT(shp->dlg);
 							PCB_DAD_MINMAX(shp->dlg, 0, maxr);
-							PCB_DAD_DEFAULT_NUM(shp->dlg, mm2);
+							PCB_DAD_DEFAULT_NUM(shp->dlg, mm2/10);
 							PCB_DAD_CHANGE_CB(shp->dlg, shp_chg_roundrect);
 						PCB_DAD_LABEL(shp->dlg, "x (horizontal)");
 					PCB_DAD_END(shp->dlg);
@@ -272,7 +272,7 @@
 						PCB_DAD_COORD(shp->dlg, "");
 							shp->ry = PCB_DAD_CURRENT(shp->dlg);
 							PCB_DAD_MINMAX(shp->dlg, 0, maxr);
-							PCB_DAD_DEFAULT_NUM(shp->dlg, mm2);
+							PCB_DAD_DEFAULT_NUM(shp->dlg, mm2/10);
 							PCB_DAD_CHANGE_CB(shp->dlg, shp_chg_roundrect);
 						PCB_DAD_LABEL(shp->dlg, "y (vertical)");
 					PCB_DAD_END(shp->dlg);