diff --git a/util/x86emu/yabel/compat/of.h b/util/x86emu/yabel/compat/of.h
index aced2d5796..907139951f 100644
--- a/util/x86emu/yabel/compat/of.h
+++ b/util/x86emu/yabel/compat/of.h
@@ -48,7 +48,6 @@ void of_release(void *, unsigned int );
 int of_yield(void);
 void * of_set_callback(void *);
 
-unsigned int romfs_lookup(const char *, void **);
 int vpd_read(unsigned int , unsigned int , char *);
 int vpd_write(unsigned int , unsigned int , char *);
 int write_mm_log(char *, unsigned int , unsigned short );