Index: lib/crypto/c_src/algorithms.c
--- lib/crypto/c_src/algorithms.c.orig
+++ lib/crypto/c_src/algorithms.c
@@ -639,11 +639,9 @@ int init_curves(ErlNifEnv* env, int fips) {
     if (!fips) {
 #ifdef HAVE_EDDSA
         algo_curve[fips][cnt++] = enif_make_atom(env,"ed25519");
-        algo_curve[fips][cnt++] = enif_make_atom(env,"ed448");
 #endif
 #ifdef HAVE_EDDH
         algo_curve[fips][cnt++] = enif_make_atom(env,"x25519");
-        algo_curve[fips][cnt++] = enif_make_atom(env,"x448");
 #endif
     }
 
