diff --git a/config/Config-kernel.in b/config/Config-kernel.in
index 6e79bae34b9d03e29b11deb4c71f844e2d4339b7..c93bbde511ac7d008275054246d701c832da0cd9 100644
--- a/config/Config-kernel.in
+++ b/config/Config-kernel.in
@@ -4,6 +4,22 @@
 # See /LICENSE for more information.
 #
 
+config KERNEL_BUILD_USER
+	string "Custom Kernel Build User Name"
+	default ""
+	help
+	  Sets the Kernel build user string, which for example will be returned
+	  by 'uname -a' on running systems.
+	  If not set, uses system user at build time.
+
+config KERNEL_BUILD_DOMAIN
+	string "Custom Kernel Build Domain Name"
+	default ""
+	help
+	  Sets the Kernel build domain string, which for example will be
+	  returned by 'uname -a' on running systems.
+	  If not set, uses system hostname at build time.
+
 config KERNEL_PRINTK
 	bool "Enable support for printk"
 	default y
diff --git a/include/kernel-defaults.mk b/include/kernel-defaults.mk
index 052b2b3a7be4f4b0f52f29cc496a15215cb6342b..ae0255605836add854fdd14a8447aec597588a51 100644
--- a/include/kernel-defaults.mk
+++ b/include/kernel-defaults.mk
@@ -10,6 +10,8 @@ KERNEL_MAKEOPTS := -C $(LINUX_DIR) \
 	CROSS_COMPILE="$(KERNEL_CROSS)" \
 	ARCH="$(LINUX_KARCH)" \
 	KBUILD_HAVE_NLS=no \
+	KBUILD_BUILD_USER="$(call qstrip,$(CONFIG_KERNEL_BUILD_USER))" \
+	KBUILD_BUILD_HOST="$(call qstrip,$(CONFIG_KERNEL_BUILD_DOMAIN))" \
 	CONFIG_SHELL="$(BASH)" \
 	$(if $(findstring c,$(OPENWRT_VERBOSE)),V=1,V='') \
 	$(if $(PKG_BUILD_ID),LDFLAGS_MODULE=--build-id=0x$(PKG_BUILD_ID))