1 files changed, 1 insertions, 1 deletions

diff --git a/md5ify.c b/md5ify.c
index 7cb23b6c..0ca3e6b9 100644
--- a/md5ify.c
+++ b/md5ify.c
@@ -20,7 +20,7 @@
 
 char *
 MD5Digest (s)
-char *s;
+unsigned char *s;
 {
   int i;
   MD5_CTX context;