diff --git a/lib/des/des.c b/lib/des/des.c
index 348192e1f..d947a64b2 100644
--- a/lib/des/des.c
+++ b/lib/des/des.c
@@ -50,7 +50,7 @@ RCSID("$Id$");
 
 #include <stdio.h>
 #include <stdlib.h>
-#include <strings.h>
+#include <string.h>
 #include <krb5-types.h>
 
 #include "des.h"