diff --git a/lib/functions/compilation/kernel-make.sh b/lib/functions/compilation/kernel-make.sh
index 24dd000ad2..b7d792e5b8 100644
--- a/lib/functions/compilation/kernel-make.sh
+++ b/lib/functions/compilation/kernel-make.sh
@@ -42,8 +42,8 @@ function run_kernel_make_internal() {
 		"ARCH=${ARCHITECTURE}"         # Key param. Everything depends on this.
 		"LOCALVERSION=-${LINUXFAMILY}" # Change the internal kernel version to include the family. Changing this causes recompiles # @TODO change hack at .config; that might handles mtime better
 
-		"CROSS_COMPILE=${CCACHE} ${DISTCC_CROSS_COMPILE_PREFIX[@]} ${KERNEL_COMPILER}" # added as prefix to every compiler invocation by make
-		"KCFLAGS=-fdiagnostics-color=always -Wno-error=misleading-indentation"         # Force GCC colored messages, downgrade misleading indentation to warning
+		"CROSS_COMPILE=${CCACHE} ${DISTCC_CROSS_COMPILE_PREFIX[@]} ${KERNEL_COMPILER}"                    # added as prefix to every compiler invocation by make
+		"KCFLAGS=-fdiagnostics-color=always -Wno-error=misleading-indentation ${KERNEL_EXTRA_CFLAGS:-""}" # Force GCC colored messages, downgrade misleading indentation to warning
 
 		"SOURCE_DATE_EPOCH=${kernel_base_revision_ts}"        # https://reproducible-builds.org/docs/source-date-epoch/ and https://www.kernel.org/doc/html/latest/kbuild/reproducible-builds.html
 		"KBUILD_BUILD_TIMESTAMP=${kernel_base_revision_date}" # https://www.kernel.org/doc/html/latest/kbuild/kbuild.html#kbuild-build-timestamp