diff --git a/lib/des/rnd_keys.c b/lib/des/rnd_keys.c
index 719b78b75..c78d263bc 100644
--- a/lib/des/rnd_keys.c
+++ b/lib/des/rnd_keys.c
@@ -38,14 +38,13 @@
 
 #ifdef HAVE_CONFIG_H
 #include "config.h"
-#include "protos.h"
 
 RCSID("$Id$");
 #endif
 
 #include <des.h>
 #include <des_locl.h>
-#include <ktypes.h>
+#include <bits.h>
 
 #include <string.h>