diff --git a/include/asm-ppc/bug.h b/include/asm-ppc/bug.h
index e99c6cb..8b34fd6 100644
--- a/include/asm-ppc/bug.h
+++ b/include/asm-ppc/bug.h
@@ -14,6 +14,7 @@
  */
 #define BUG_WARNING_TRAP	0x1000000
 
+#ifdef CONFIG_BUG
 #define BUG() do {							 \
 	__asm__ __volatile__(						 \
 		"1:	twi 31,0,0\n"					 \
@@ -50,6 +51,8 @@
 #define HAVE_ARCH_BUG
 #define HAVE_ARCH_BUG_ON
 #define HAVE_ARCH_WARN_ON
+#endif
+
 #include <asm-generic/bug.h>
 
 #endif