diff --git a/mk/virtualbox.mk b/mk/virtualbox.mk
index 868f821..7483aac 100644
--- a/mk/virtualbox.mk
+++ b/mk/virtualbox.mk
@@ -22,10 +22,10 @@ virtualbox: build/harddrive.bin
 		$(VBM) modifyvm Redox --nictype1 82540EM; \
 		$(VBM) modifyvm Redox --cableconnected1 on; \
 		$(VBM) modifyvm Redox --nictrace1 on; \
-		$(VBM) modifyvm Redox --nictracefile1 "$(ROOT)/$(BUILD)/network.pcap"; \
+		$(VBM) modifyvm Redox --nictracefile1 "$(ROOT)/build/network.pcap"; \
 	fi
 	$(VBM) modifyvm Redox --uart1 0x3F8 4
-	$(VBM) modifyvm Redox --uartmode1 file "$(ROOT)/$(BUILD)/serial.log"
+	$(VBM) modifyvm Redox --uartmode1 file "$(ROOT)/build/serial.log"
 	$(VBM) modifyvm Redox --usb off # on
 	$(VBM) modifyvm Redox --keyboard ps2
 	$(VBM) modifyvm Redox --mouse ps2