diff --git a/sims/firesim b/sims/firesim
index 21475d1c..afad1b6a 160000
--- a/sims/firesim
+++ b/sims/firesim
@@ -1 +1 @@
-Subproject commit 21475d1c90500c01d3eb18a684831be93de6b089
+Subproject commit afad1b6accfaba5efbc0cfeea66372abae5ab2eb
diff --git a/vlsi/Makefile b/vlsi/Makefile
index 4606492f..d7135bb5 100644
--- a/vlsi/Makefile
+++ b/vlsi/Makefile
@@ -28,8 +28,8 @@ ifeq ($(tech_name),asap7)
 else
 	MACROCOMPILER_MODE ?= -l $(SMEMS_CACHE) -hir $(SMEMS_HAMMER)
 endif
-ENV_YML            ?= $(vlsi_dir)/bwrc-env.yml
-INPUT_CONFS        ?= example.yml $(dir $(tech_dir))/bwrc.yml
+ENV_YML            ?= $(vlsi_dir)/env.yml
+INPUT_CONFS        ?= example.yml
 HAMMER_EXEC        ?= ./example-vlsi
 VLSI_TOP           ?= $(TOP)
 VLSI_OBJ_DIR       ?= $(vlsi_dir)/build