diff --git a/arch/powerpc/platforms/powermac/setup.c b/arch/powerpc/platforms/powermac/setup.c
index 6f62af597291..d8bdaaf74c9b 100644
--- a/arch/powerpc/platforms/powermac/setup.c
+++ b/arch/powerpc/platforms/powermac/setup.c
@@ -75,6 +75,7 @@
 #include <asm/smu.h>
 #include <asm/pmc.h>
 #include <asm/mpic.h>
+#include <asm/lmb.h>
 
 #include "pmac.h"