diff --git a/programs/pkey/rsa_sign.c b/programs/pkey/rsa_sign.c
index e224d4b..1745c96 100644
--- a/programs/pkey/rsa_sign.c
+++ b/programs/pkey/rsa_sign.c
@@ -65,7 +65,7 @@
         goto exit;
     }
 
-    rsa_init( &rsa, RSA_PKCS_V15, 0, NULL, NULL );
+    rsa_init( &rsa, RSA_PKCS_V15, 0 );
     
     if( ( ret = mpi_read_file( &rsa.N , 16, f ) ) != 0 ||
         ( ret = mpi_read_file( &rsa.E , 16, f ) ) != 0 ||