diff --git a/bacon/case/Makefile b/bacon/case/Makefile
index 483f568..2c1befb 100644
--- a/bacon/case/Makefile
+++ b/bacon/case/Makefile
@@ -21,7 +21,7 @@ PARAMS = X0=$(X0)mm Y0=$(Y0)mm Z1=$(Z1)mm PIECE_Z=$(PIECE_Z)mm
 
 all:		mill.rml
 
-case.gp:
+case.gp:	case.fpd
 		fped -g case.fpd || { rm -f $@; exit 1; }
 
 top.gp:		case.gp
diff --git a/bacon/case/cam.sh b/bacon/case/cam.sh
index 08775fd..c429925 100755
--- a/bacon/case/cam.sh
+++ b/bacon/case/cam.sh
@@ -5,7 +5,7 @@ while [ "$1" ]; do
 done
 
 : ${MILL:=125mil}
-: ${OVERLAP:=0.3mm}
+: ${OVERLAP:=0.5mm}
 : ${X0:=0mm}
 : ${Y0:=0mm}
 : ${Z1:=0mm}
diff --git a/bacon/case/case.fpd b/bacon/case/case.fpd
index e27bfa7..73b8fb3 100644
--- a/bacon/case/case.fpd
+++ b/bacon/case/case.fpd
@@ -99,8 +99,8 @@ table
     { part,		z, top_surface, top_window, top_pcb, top_ridge }
     { "top_surface",	2.5, 1, 0, 0, 0 }
     { "top_window",	1.5, 0, 1, 0, 0 }
-    { "top_pcb",	0.5, 0, 0, 1, 0 }
-    { "top_ridge",	0,   0, 0, 0, 1 }
+//    { "top_pcb",	0.5, 0, 0, 1, 0 }
+    { "top_ridge",	0.5,   0, 0, 0, 1 }
 
 table
     { pcbw, pcbl, pcbgap }