diff --git a/board/amcc/ebony/init.S b/board/amcc/ebony/init.S
index c911763..08a0d11 100644
--- a/board/amcc/ebony/init.S
+++ b/board/amcc/ebony/init.S
@@ -23,6 +23,7 @@
 #include <ppc_asm.tmpl>
 #include <config.h>
 #include <asm/mmu.h>
+#include <asm/ppc4xx.h>
 
 /**************************************************************************
  * TLB TABLE