1 files changed, 1 insertions, 1 deletions

diff --git a/src/lib/libcrypto/md2/md2_one.c b/src/lib/libcrypto/md2/md2_one.c
index 8c36ba5779..f7fef5cc0a 100644
--- a/src/lib/libcrypto/md2/md2_one.c
+++ b/src/lib/libcrypto/md2/md2_one.c
@@ -63,7 +63,7 @@
 /* This is a separate file so that #defines in cryptlib.h can
  * map my MD functions to different names */
 
-unsigned char *MD2(const unsigned char *d, unsigned long n, unsigned char *md)
+unsigned char *MD2(const unsigned char *d, size_t n, unsigned char *md)
         {
         MD2_CTX c;
         static unsigned char m[MD2_DIGEST_LENGTH];