diff --git a/configs/acmesystems_acqua_a5_256mb_defconfig b/configs/acmesystems_acqua_a5_256mb_defconfig
index 9e6d35a859..f693ad9baf 100644
--- a/configs/acmesystems_acqua_a5_256mb_defconfig
+++ b/configs/acmesystems_acqua_a5_256mb_defconfig
@@ -2,7 +2,8 @@ BR2_arm=y
 BR2_cortex_a5=y
 BR2_ARM_ENABLE_VFP=y
 BR2_ARM_INSTRUCTIONS_THUMB2=y
-BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_6_12=y
+BR2_TOOLCHAIN_EXTERNAL=y
+BR2_TOOLCHAIN_EXTERNAL_BOOTLIN_ARMV7_EABIHF_GLIBC_STABLE=y
 BR2_GLOBAL_PATCH_DIR="board/acmesystems/acqua-a5/patches"
 BR2_DOWNLOAD_FORCE_CHECK_HASHES=y
 BR2_SYSTEM_DHCP="eth0"
diff --git a/configs/acmesystems_acqua_a5_512mb_defconfig b/configs/acmesystems_acqua_a5_512mb_defconfig
index 8e6d9774da..3e243cd45e 100644
--- a/configs/acmesystems_acqua_a5_512mb_defconfig
+++ b/configs/acmesystems_acqua_a5_512mb_defconfig
@@ -2,7 +2,8 @@ BR2_arm=y
 BR2_cortex_a5=y
 BR2_ARM_ENABLE_VFP=y
 BR2_ARM_INSTRUCTIONS_THUMB2=y
-BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_6_12=y
+BR2_TOOLCHAIN_EXTERNAL=y
+BR2_TOOLCHAIN_EXTERNAL_BOOTLIN_ARMV7_EABIHF_GLIBC_STABLE=y
 BR2_GLOBAL_PATCH_DIR="board/acmesystems/acqua-a5/patches"
 BR2_DOWNLOAD_FORCE_CHECK_HASHES=y
 BR2_SYSTEM_DHCP="eth0"