diff --git a/Makefile b/Makefile
index 9a49960..7ec3b97 100644
--- a/Makefile
+++ b/Makefile
@@ -205,13 +205,14 @@
         SRCARCH := x86
 endif
 
-# Where to locate arch specific headers
+# Additional ARCH settings for sparc
 ifeq ($(ARCH),sparc64)
-       hdr-arch  := sparc
-else
-       hdr-arch  := $(SRCARCH)
+       SRCARCH := sparc
 endif
 
+# Where to locate arch specific headers
+hdr-arch  := $(SRCARCH)
+
 KCONFIG_CONFIG	?= .config
 
 # SHELL used by kbuild