diff --git a/src/libsodium/crypto_sign/ed25519/ref10/keypair.c b/src/libsodium/crypto_sign/ed25519/ref10/keypair.c
index 4b9bf0dc..e8e40150 100644
--- a/src/libsodium/crypto_sign/ed25519/ref10/keypair.c
+++ b/src/libsodium/crypto_sign/ed25519/ref10/keypair.c
@@ -15,11 +15,7 @@ crypto_sign_ed25519_seed_keypair(unsigned char *pk, unsigned char *sk,
 {
     ge25519_p3 A;
 
-#ifdef ED25519_NONDETERMINISTIC
-    memmove(sk, seed, 32);
-#else
     crypto_hash_sha512(sk, seed, 32);
-#endif
     sk[0] &= 248;
     sk[31] &= 127;
     sk[31] |= 64;
@@ -76,11 +72,7 @@ crypto_sign_ed25519_sk_to_curve25519(unsigned char *curve25519_sk,
 {
     unsigned char h[crypto_hash_sha512_BYTES];
 
-#ifdef ED25519_NONDETERMINISTIC
-    memcpy(h, ed25519_sk, 32);
-#else
     crypto_hash_sha512(h, ed25519_sk, 32);
-#endif
     h[0] &= 248;
     h[31] &= 127;
     h[31] |= 64;
diff --git a/test/default/ed25519_convert.c b/test/default/ed25519_convert.c
index a384c31e..d067547e 100644
--- a/test/default/ed25519_convert.c
+++ b/test/default/ed25519_convert.c
@@ -18,16 +18,10 @@ main(void)
     unsigned char curve25519_sk[crypto_scalarmult_curve25519_BYTES];
     char          curve25519_pk_hex[crypto_scalarmult_curve25519_BYTES * 2 + 1];
     char          curve25519_sk_hex[crypto_scalarmult_curve25519_BYTES * 2 + 1];
-    unsigned char hseed[crypto_hash_sha512_BYTES];
     unsigned int  i;
 
     assert(crypto_sign_ed25519_SEEDBYTES <= crypto_hash_sha512_BYTES);
-#ifdef ED25519_NONDETERMINISTIC
-    crypto_hash_sha512(hseed, keypair_seed, crypto_sign_ed25519_SEEDBYTES);
-#else
-    memcpy(hseed, keypair_seed, crypto_sign_ed25519_SEEDBYTES);
-#endif
-    crypto_sign_ed25519_seed_keypair(ed25519_pk, ed25519_skpk, hseed);
+    crypto_sign_ed25519_seed_keypair(ed25519_pk, ed25519_skpk, keypair_seed);
 
     if (crypto_sign_ed25519_pk_to_curve25519(curve25519_pk, ed25519_pk) != 0) {
         printf("conversion failed\n");