diff --git a/include/asm-mn10300/elf.h b/include/asm-mn10300/elf.h
index 256a704..bf09f8b 100644
--- a/include/asm-mn10300/elf.h
+++ b/include/asm-mn10300/elf.h
@@ -141,7 +141,7 @@
 #define ELF_PLATFORM  (NULL)
 
 #ifdef __KERNEL__
-#define SET_PERSONALITY(ex, ibcs2) set_personality(PER_LINUX)
+#define SET_PERSONALITY(ex) set_personality(PER_LINUX)
 #endif
 
 #endif /* _ASM_ELF_H */