diff --git a/configs/stm32mp135f_dk_defconfig b/configs/stm32mp135f_dk_defconfig
index eb20466709..53fa594a47 100644
--- a/configs/stm32mp135f_dk_defconfig
+++ b/configs/stm32mp135f_dk_defconfig
@@ -1,6 +1,8 @@
 BR2_arm=y
 BR2_cortex_a7=y
-BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_6_12=y
+BR2_TOOLCHAIN_EXTERNAL=y
+BR2_TOOLCHAIN_EXTERNAL_BOOTLIN=y
+BR2_TOOLCHAIN_EXTERNAL_BOOTLIN_ARMV7_EABIHF_GLIBC_STABLE=y
 BR2_GLOBAL_PATCH_DIR="board/stmicroelectronics/common/stm32mp1xx/patches"
 BR2_DOWNLOAD_FORCE_CHECK_HASHES=y
 BR2_ROOTFS_DEVICE_CREATION_DYNAMIC_MDEV=y
diff --git a/configs/stm32mp157a_dk1_defconfig b/configs/stm32mp157a_dk1_defconfig
index a42e90bbeb..50baadfdc9 100644
--- a/configs/stm32mp157a_dk1_defconfig
+++ b/configs/stm32mp157a_dk1_defconfig
@@ -1,6 +1,8 @@
 BR2_arm=y
 BR2_cortex_a7=y
-BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_6_12=y
+BR2_TOOLCHAIN_EXTERNAL=y
+BR2_TOOLCHAIN_EXTERNAL_BOOTLIN=y
+BR2_TOOLCHAIN_EXTERNAL_BOOTLIN_ARMV7_EABIHF_GLIBC_STABLE=y
 BR2_GLOBAL_PATCH_DIR="board/stmicroelectronics/common/stm32mp1xx/patches"
 BR2_DOWNLOAD_FORCE_CHECK_HASHES=y
 BR2_ROOTFS_OVERLAY="board/stmicroelectronics/stm32mp157a-dk1/overlay/"
diff --git a/configs/stm32mp157c_dk2_defconfig b/configs/stm32mp157c_dk2_defconfig
index a149936303..3b6625d48d 100644
--- a/configs/stm32mp157c_dk2_defconfig
+++ b/configs/stm32mp157c_dk2_defconfig
@@ -1,6 +1,8 @@
 BR2_arm=y
 BR2_cortex_a7=y
-BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_6_12=y
+BR2_TOOLCHAIN_EXTERNAL=y
+BR2_TOOLCHAIN_EXTERNAL_BOOTLIN=y
+BR2_TOOLCHAIN_EXTERNAL_BOOTLIN_ARMV7_EABIHF_GLIBC_STABLE=y
 BR2_GLOBAL_PATCH_DIR="board/stmicroelectronics/common/stm32mp1xx/patches"
 BR2_DOWNLOAD_FORCE_CHECK_HASHES=y
 BR2_ROOTFS_OVERLAY="board/stmicroelectronics/stm32mp157c-dk2/overlay/"