1 files changed, 1 insertions, 1 deletions

diff --git a/src/lib/libcrypto/md5/md5_one.c b/src/lib/libcrypto/md5/md5_one.c
index 4b10e7f940..b89dec850d 100644
--- a/src/lib/libcrypto/md5/md5_one.c
+++ b/src/lib/libcrypto/md5/md5_one.c
@@ -64,7 +64,7 @@
 #include <openssl/ebcdic.h>
 #endif
 
-unsigned char *MD5(unsigned char *d, unsigned long n, unsigned char *md)
+unsigned char *MD5(const unsigned char *d, unsigned long n, unsigned char *md)
         {
         MD5_CTX c;
         static unsigned char m[MD5_DIGEST_LENGTH];