diff --git a/vlsi/Makefile b/vlsi/Makefile
index 5138c48d..d41a66ee 100644
--- a/vlsi/Makefile
+++ b/vlsi/Makefile
@@ -213,4 +213,4 @@ $(OBJ_DIR)/hammer.d: $(HAMMER_D_DEPS)
 #########################################################################################
 .PHONY: clean
 clean:
-	rm -rf $(VLSI_OBJ_DIR) hammer-vlsi*.log __pycache__ output.json $(GENERATED_CONFS) $(gen_dir) $(SIM_CONF) $(SIM_DEBUG_CONF)
+	rm -rf $(VLSI_OBJ_DIR) hammer-vlsi*.log __pycache__ output.json $(GENERATED_CONFS) $(gen_dir) $(SIM_CONF) $(SIM_DEBUG_CONF) $(SIM_TIMING_CONF) $(POWER_CONF)
diff --git a/vlsi/hammer b/vlsi/hammer
index 41feaed2..d5b522ad 160000
--- a/vlsi/hammer
+++ b/vlsi/hammer
@@ -1 +1 @@
-Subproject commit 41feaed2d42e59280538a4dc041af625f88a0edc
+Subproject commit d5b522ad1aace2a534c677bdca7b16f473efe217