Index: lib/crypto/c_src/eddsa.c
--- lib/crypto/c_src/eddsa.c.orig
+++ lib/crypto/c_src/eddsa.c
@@ -40,8 +40,6 @@ int get_eddsa_key(ErlNifEnv* env, int public, ERL_NIF_
 
     if (algo == atom_ed25519) {
         type = EVP_PKEY_ED25519;
-    } else if (algo == atom_ed448) {
-        type = EVP_PKEY_ED448;
     } else {
         goto err;
     }
