diff --git a/library/pkcs12.c b/library/pkcs12.c
index 515d9e1..2f76618 100644
--- a/library/pkcs12.c
+++ b/library/pkcs12.c
@@ -314,7 +314,7 @@
     use_password = (pwd && pwdlen != 0);
     use_salt = (salt && saltlen != 0);
 
-    hlen = mbedtls_hash_info_get_size(md_type);
+    hlen = mbedtls_md_get_size_from_type(md_type);
 
     if (hlen <= 32) {
         v = 64;