diff --git a/sgi575_utils.sh b/sgi575_utils.sh
index 9f43f75..852a6d5 100644
--- a/sgi575_utils.sh
+++ b/sgi575_utils.sh
@@ -7,12 +7,10 @@
 
 source "$ci_root/fvp_utils.sh"
 
-# Pre-built SCP/MCP v2.8.0-dev release binaries
-# Files from
-# https://releases.linaro.org/members/arm/platforms/20.01/sgi575-latest-busybox-uefi.zip
-# Tianocore/EDK2 firmware version 2321f49f07 copied from
-# http://files.oss.arm.com/downloads/tf-a/css/sgi/sgi575
-sgi_prebuilts="${sgi_prebuilts:-$css_downloads_280/sgi/sgi575}"
+sgi_prebuilts="${sgi_prebuilts:-$css_downloads/sgi/sgi575}"
+
+# Pre-built SCP/MCP v2.8.0 release binaries
+scp_mcp_prebuilts="${scp_mcp_prebuilts:-$css_downloads_280/sgi/sgi575}"
 
 fvp_kernels[fvp-sgi-busybox]="$sgi_prebuilts/Image"
 fvp_initrd_urls[fvp-sgi-ramdisk]="$sgi_prebuilts/ramdisk-busybox.img"