diff --git a/sys/kern/md5c.c b/sys/kern/md5c.c
index 24dca79ff5bf..606e3c86f1ec 100644
--- a/sys/kern/md5c.c
+++ b/sys/kern/md5c.c
@@ -22,7 +22,7 @@
  * These notices must be retained in any copies of any part of this
  * documentation and/or software.
  *
- * $Id: md5c.c,v 1.8 1997/02/22 09:39:14 peter Exp $
+ * $Id: md5c.c,v 1.9 1997/08/02 14:31:35 bde Exp $
  *
  * This code is the same as the code published by RSA Inc.  It has been
  * edited for clarity and style only.
@@ -173,7 +173,7 @@ MD5Update (context, input, inputLen)
 
 	/* Transform as many times as possible. */
 	if (inputLen >= partLen) {
-		memcpy((void *)&context->buffer[index], (void *)input,
+		memcpy((void *)&context->buffer[index], (const void *)input,
 		    partLen);
 		MD5Transform (context->state, context->buffer);
 
@@ -186,7 +186,7 @@ MD5Update (context, input, inputLen)
 		i = 0;
 
 	/* Buffer remaining input */
-	memcpy ((void *)&context->buffer[index], (void *)&input[i],
+	memcpy ((void *)&context->buffer[index], (const void *)&input[i],
 	    inputLen-i);
 }