diff --git a/arch/mips/include/asm/Kbuild b/arch/mips/include/asm/Kbuild
index e69de29..533053d 100644
--- a/arch/mips/include/asm/Kbuild
+++ b/arch/mips/include/asm/Kbuild
@@ -0,0 +1 @@
+# MIPS headers
diff --git a/arch/tile/include/arch/Kbuild b/arch/tile/include/arch/Kbuild
index e69de29..3751c9f 100644
--- a/arch/tile/include/arch/Kbuild
+++ b/arch/tile/include/arch/Kbuild
@@ -0,0 +1 @@
+# Tile arch headers