diff --git a/system/Config.in b/system/Config.in
index 6100d965e7..1ca7690ea3 100644
--- a/system/Config.in
+++ b/system/Config.in
@@ -140,6 +140,10 @@ comment "systemd needs a glibc toolchain w/ SSP, headers >= 3.15, host and targe
 		!BR2_TOOLCHAIN_GCC_AT_LEAST_5 || \
 		!BR2_HOST_GCC_AT_LEAST_5
 
+comment "systemd highly recommends Linux >= 4.15"
+	depends on BR2_INIT_SYSTEMD
+	depends on !BR2_TOOLCHAIN_HEADERS_AT_LEAST_4_15
+
 config BR2_INIT_NONE
 	bool "None"
 	select BR2_PACKAGE_SKELETON_INIT_NONE if BR2_ROOTFS_SKELETON_DEFAULT