diff --git a/package/systemd/Config.in b/package/systemd/Config.in
index 89ce62d1d2..859332d9e4 100644
--- a/package/systemd/Config.in
+++ b/package/systemd/Config.in
@@ -22,7 +22,7 @@ menuconfig BR2_PACKAGE_SYSTEMD
 	depends on !BR2_STATIC_LIBS # kmod
 	depends on BR2_TOOLCHAIN_USES_GLIBC
 	depends on BR2_TOOLCHAIN_HAS_SSP
-	depends on BR2_TOOLCHAIN_HEADERS_AT_LEAST_3_15
+	depends on BR2_TOOLCHAIN_HEADERS_AT_LEAST_4_14 # LOOP_SET_BLOCK_SIZE
 	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_5
 	depends on BR2_HOST_GCC_AT_LEAST_5 # host-systemd
 	select BR2_PACKAGE_HAS_UDEV
@@ -237,7 +237,6 @@ config BR2_PACKAGE_SYSTEMD_HOMED
 	depends on BR2_USE_MMU # cryptsetup -> lvm2
 	depends on !BR2_STATIC_LIBS # cryptsetup -> lvm2
 	depends on BR2_TOOLCHAIN_HAS_SYNC_4 # cryptsetup -> json-c
-	depends on BR2_TOOLCHAIN_HEADERS_AT_LEAST_4_12 # fscrypt_key
 	select BR2_PACKAGE_CRYPTSETUP
 	select BR2_PACKAGE_OPENSSL
 	select BR2_PACKAGE_OPENSSL_FORCE_LIBOPENSSL
@@ -248,11 +247,11 @@ config BR2_PACKAGE_SYSTEMD_HOMED
 
 	  https://www.freedesktop.org/software/systemd/man/systemd-homed.service.html
 
-comment "homed support needs a toolchain w/ threads, dynamic library, kernel headers >= 4.12"
+comment "homed support needs a toolchain w/ threads, dynamic library"
 	depends on BR2_USE_MMU
 	depends on BR2_TOOLCHAIN_HAS_SYNC_4
 	depends on !BR2_TOOLCHAIN_HAS_THREADS || \
-		BR2_STATIC_LIBS || !BR2_TOOLCHAIN_HEADERS_AT_LEAST_4_12
+		BR2_STATIC_LIBS
 
 config BR2_PACKAGE_SYSTEMD_HOSTNAMED
 	bool "enable hostname daemon"
diff --git a/system/Config.in b/system/Config.in
index 1ca7690ea3..24798dc068 100644
--- a/system/Config.in
+++ b/system/Config.in
@@ -124,19 +124,19 @@ config BR2_INIT_SYSTEMD
 	depends on BR2_TOOLCHAIN_USES_GLIBC
 	depends on BR2_TOOLCHAIN_HAS_SSP
 	depends on BR2_TOOLCHAIN_HAS_THREADS
-	depends on BR2_TOOLCHAIN_HEADERS_AT_LEAST_3_15
+	depends on BR2_TOOLCHAIN_HEADERS_AT_LEAST_4_14
 	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_5
 	depends on BR2_HOST_GCC_AT_LEAST_5
 	select BR2_ROOTFS_MERGED_USR
 	select BR2_PACKAGE_SYSTEMD
 	select BR2_PACKAGE_SKELETON_INIT_SYSTEMD if BR2_ROOTFS_SKELETON_DEFAULT
 
-comment "systemd needs a glibc toolchain w/ SSP, headers >= 3.15, host and target gcc >= 5"
+comment "systemd needs a glibc toolchain w/ SSP, headers >= 4.14, host and target gcc >= 5"
 	depends on BR2_PACKAGE_SYSTEMD_ARCH_SUPPORTS
 	depends on BR2_USE_MMU
 	depends on !BR2_TOOLCHAIN_USES_GLIBC || \
 		!BR2_TOOLCHAIN_HAS_SSP || \
-		!BR2_TOOLCHAIN_HEADERS_AT_LEAST_3_15 || \
+		!BR2_TOOLCHAIN_HEADERS_AT_LEAST_4_14 || \
 		!BR2_TOOLCHAIN_GCC_AT_LEAST_5 || \
 		!BR2_HOST_GCC_AT_LEAST_5