update pdk and ol commits
diff --git a/Makefile b/Makefile
index 61b80c7..af079a2 100644
--- a/Makefile
+++ b/Makefile
@@ -33,12 +33,12 @@
 export PDKPATH?=$(PDK_ROOT)/$(PDK)
 
 
-MPW_TAG ?= mpw-7a
 
 ifeq ($(PDK),sky130B)
 	SKYWATER_COMMIT=f70d8ca46961ff92719d8870a18a076370b85f6c
-	OPEN_PDKS_COMMIT?=41c0908b47130d5675ff8484255b43f66463a7d6
-	OPENLANE_TAG?=2022.07.02_01.38.08
+	OPEN_PDKS_COMMIT?=0059588eebfc704681dc2368bd1d33d96281d10f
+	OPENLANE_TAG?=2022.10.20
+	MPW_TAG ?= mpw-7d
 
 ifeq ($(CARAVEL_LITE),1)
 	CARAVEL_NAME := caravel-lite
@@ -52,8 +52,12 @@
 
 else
 
-	OPENLANE_TAG=ddfeab57e3e8769ea3d40dda12be0460e09bb6d9
-	#OPENLANE_TAG=2022.10.10
+	CARAVEL_NAME := caravel
+	CARAVEL_REPO := https://github.com/efabless/caravel-gf180mcu
+	CARAVEL_TAG := $(MPW_TAG)
+	#OPENLANE_TAG=ddfeab57e3e8769ea3d40dda12be0460e09bb6d9
+	OPENLANE_TAG?=2022.10.20
+	MPW_TAG ?= gfmpw-0a
 
 endif
 
diff --git a/openlane/Makefile b/openlane/Makefile
index 6c39443..160c810 100644
--- a/openlane/Makefile
+++ b/openlane/Makefile
@@ -16,7 +16,7 @@
 MAKEFLAGS+=--warn-undefined-variables
 
 export OPENLANE_RUN_TAG = $(shell date '+%y_%m_%d_%H_%M')
-OPENLANE_TAG ?= 2022.10.19
+OPENLANE_TAG ?= 2022.10.20
 OPENLANE_IMAGE_NAME ?= efabless/openlane:$(OPENLANE_TAG)
 designs = $(shell find * -maxdepth 0 -type d)
 current_design = null