diff --git a/config/sources/families/include/rockchip64_common.inc b/config/sources/families/include/rockchip64_common.inc
index 05c8e03b15..9845eadd28 100644
--- a/config/sources/families/include/rockchip64_common.inc
+++ b/config/sources/families/include/rockchip64_common.inc
@@ -167,7 +167,6 @@ prepare_boot_configuration() {
 			UBOOT_TARGET_MAP="BL31=bl31.elf idbloader.img u-boot.itb;;idbloader.img u-boot.itb"
 			ATF_COMPILE=yes
 			ATFSOURCE='https://github.com/ARM-software/arm-trusted-firmware'
-			ATF_COMPILER='aarch64-linux-gnu-'
 			ATFDIR='arm-trusted-firmware'
 			ATFBRANCH='tag:v2.13.0' # also adapt ATFPATCHDIR when changing this
 			ATFPATCHDIR='atf-rockchip64/v2.13' # there's also v2.14 patches ready
diff --git a/config/sources/families/mvebu64.conf b/config/sources/families/mvebu64.conf
index 12efda282f..bc0ab25118 100644
--- a/config/sources/families/mvebu64.conf
+++ b/config/sources/families/mvebu64.conf
@@ -30,8 +30,6 @@ declare -g ATFSOURCE='https://git.trustedfirmware.org/TF-A/trusted-firmware-a.gi
 declare -g ATFDIR='arm-trusted-firmware-espressobin'
 declare -g ATFBRANCH='tag:lts-v2.12.8'
 
-ATF_COMPILER='aarch64-linux-gnu-'
-
 if [[ $BOARD = macchiatobin-doubleshot ]]; then
 	export SCP_BL2=$SRC/cache/sources/marvell-binaries/mrvl_scp_bl2.img # ATTENTION! This is actually a required 'export', since it's picked up by ATF's make.