diff --git a/arch/arm64/tools/gen-cpucaps.awk b/arch/arm64/tools/gen-cpucaps.awk
index 18737a1ce0448bd0cd3a86417ed97a48081af2d0..00c9e72a200a5d9e126561dd4790ec76377474f1 100755
--- a/arch/arm64/tools/gen-cpucaps.awk
+++ b/arch/arm64/tools/gen-cpucaps.awk
@@ -31,7 +31,7 @@ BEGIN {
 END {
 	printf("#define ARM64_NCAPS\t\t\t\t%d\n", cap_num)
 	print ""
-	print "#endif"
+	print "#endif /* __ASM_CPUCAPS_H */"
 }
 
 # Any lines not handled by previous rules are unexpected