1 files changed, 1 insertions, 1 deletions

diff --git a/src/lib/libcrypto/asn1/a_digest.c b/src/lib/libcrypto/asn1/a_digest.c
index 7182e9fa5d..d00d9e22b1 100644
--- a/src/lib/libcrypto/asn1/a_digest.c
+++ b/src/lib/libcrypto/asn1/a_digest.c
@@ -72,7 +72,7 @@
 
 #ifndef NO_ASN1_OLD
 
-int ASN1_digest(int (*i2d)(), const EVP_MD *type, char *data,
+int ASN1_digest(i2d_of_void *i2d, const EVP_MD *type, char *data,
                 unsigned char *md, unsigned int *len)
         {
         int i;