diff --git a/Makefile b/Makefile
index 7d4e1c1..295302d 100644
--- a/Makefile
+++ b/Makefile
@@ -34,7 +34,7 @@
 	SKYWATER_COMMIT=f70d8ca46961ff92719d8870a18a076370b85f6c
 	export OPEN_PDKS_COMMIT?=0059588eebfc704681dc2368bd1d33d96281d10f
 	export OPENLANE_TAG?=2022.11.19
-	MPW_TAG ?= mpw-8b
+	MPW_TAG ?= mpw-8c
 
 ifeq ($(CARAVEL_LITE),1)
 	CARAVEL_NAME := caravel-lite
@@ -52,7 +52,7 @@
 	SKYWATER_COMMIT=f70d8ca46961ff92719d8870a18a076370b85f6c
 	export OPEN_PDKS_COMMIT?=0059588eebfc704681dc2368bd1d33d96281d10f
 	export OPENLANE_TAG?=2022.11.19
-	MPW_TAG ?= mpw-8b
+	MPW_TAG ?= mpw-8c
 
 ifeq ($(CARAVEL_LITE),1)
 	CARAVEL_NAME := caravel-lite